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1300231141 = 11118202831
BaseRepresentation
bin100110101111111…
…1111001111100101
310100121121120210221
41031133333033211
510130324344031
6333004244341
744135532226
oct11537771745
93317546727
101300231141
11607a459a0
123035406b1
131794b9251
14c498124d
1579238a11
hex4d7ff3e5

1300231141 has 4 divisors (see below), whose sum is σ = 1418433984. Its totient is φ = 1182028300.

The previous prime is 1300231133. The next prime is 1300231169. The reversal of 1300231141 is 1411320031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1411320031 = 11128301821.

It is a cyclic number.

It is not a de Polignac number, because 1300231141 - 23 = 1300231133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300231241) 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, 59101405 + ... + 59101426.

It is an arithmetic number, because the mean of its divisors is an integer number (354608496).

Almost surely, 21300231141 is an apocalyptic number.

1300231141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1300231141 is a deficient number, since it is larger than the sum of its proper divisors (118202843).

1300231141 is a wasteful number, since it uses less digits than its factorization.

1300231141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118202842.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1300231141 is about 36058.7179611256. The cubic root of 1300231141 is about 1091.4575627259.

Adding to 1300231141 its reverse (1411320031), we get a palindrome (2711551172).

The spelling of 1300231141 in words is "one billion, three hundred million, two hundred thirty-one thousand, one hundred forty-one".

Divisors: 1 11 118202831 1300231141