11525132831 has 2 divisors, whose sum is σ = 11525132832. Its totient is φ = 11525132830.

The previous prime is 11525132789. The next prime is 11525132837. The reversal of 11525132831 is 13823152511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11525132831 is a prime.

It is a super-2 number, since 2×11525132831² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11525132837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5762566415 + 5762566416.

It is an arithmetic number, because the mean of its divisors is an integer number (5762566416).

Almost surely, 2^11525132831 is an apocalyptic number.

11525132831 is a deficient number, since it is larger than the sum of its proper divisors (1).

11525132831 is an equidigital number, since it uses as much as digits as its factorization.

11525132831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 32.

The spelling of 11525132831 in words is "eleven billion, five hundred twenty-five million, one hundred thirty-two thousand, eight hundred thirty-one".