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1137099133 = 3730732409
BaseRepresentation
bin100001111000110…
…1100000101111101
32221020122121202201
41003301230011331
54312044133013
6304455551501
740115116552
oct10361540575
92836577681
101137099133
11533954455
1227898b591
13151770031
14ab038a29
1569c633dd
hex43c6c17d

1137099133 has 4 divisors (see below), whose sum is σ = 1167831580. Its totient is φ = 1106366688.

The previous prime is 1137099121. The next prime is 1137099157. The reversal of 1137099133 is 3319907311.

It is the 13767-th star number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3319907311 = 7474272473.

It can be written as a sum of positive squares in 2 ways, for example, as 706868569 + 430230564 = 26587^2 + 20742^2 .

It is a cyclic number.

It is not a de Polignac number, because 1137099133 - 221 = 1135001981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 30732409 = 1137099133 / (1 + 1 + 3 + 7 + 0 + 9 + 9 + 1 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1137099092 and 1137099101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137099433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15366168 + ... + 15366241.

It is an arithmetic number, because the mean of its divisors is an integer number (291957895).

Almost surely, 21137099133 is an apocalyptic number.

It is an amenable number.

1137099133 is a deficient number, since it is larger than the sum of its proper divisors (30732447).

1137099133 is an equidigital number, since it uses as much as digits as its factorization.

1137099133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30732446.

The product of its (nonzero) digits is 15309, while the sum is 37.

The square root of 1137099133 is about 33720.9005366108. The cubic root of 1137099133 is about 1043.7571001800.

The spelling of 1137099133 in words is "one billion, one hundred thirty-seven million, ninety-nine thousand, one hundred thirty-three".

Divisors: 1 37 30732409 1137099133