1137565133 has 4 divisors (see below), whose sum is σ = 1144140828. Its totient is φ = 1130989440.

The previous prime is 1137565123. The next prime is 1137565139. The reversal of 1137565133 is 3315657311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 998749609 + 138815524 = 31603^2 + 11782^2 .

It is a cyclic number.

It is not a de Polignac number, because 1137565133 - 2⁶ = 1137565069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1137565093 and 1137565102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137565139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3287588 + ... + 3287933.

It is an arithmetic number, because the mean of its divisors is an integer number (286035207).

Almost surely, 2^1137565133 is an apocalyptic number.

It is an amenable number.

1137565133 is a deficient number, since it is larger than the sum of its proper divisors (6575695).

1137565133 is an equidigital number, since it uses as much as digits as its factorization.

1137565133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6575694.

The product of its digits is 28350, while the sum is 35.

The square root of 1137565133 is about 33727.8094900929. The cubic root of 1137565133 is about 1043.8996630596.

The spelling of 1137565133 in words is "one billion, one hundred thirty-seven million, five hundred sixty-five thousand, one hundred thirty-three".