11510242531 has 2 divisors, whose sum is σ = 11510242532. Its totient is φ = 11510242530.

The previous prime is 11510242517. The next prime is 11510242589. The reversal of 11510242531 is 13524201511.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11510242531 is a prime.

It is a super-2 number, since 2×11510242531² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11510242496 and 11510242505.

It is not a weakly prime, because it can be changed into another prime (11510242591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5755121265 + 5755121266.

It is an arithmetic number, because the mean of its divisors is an integer number (5755121266).

Almost surely, 2^11510242531 is an apocalyptic number.

11510242531 is a deficient number, since it is larger than the sum of its proper divisors (1).

11510242531 is an equidigital number, since it uses as much as digits as its factorization.

11510242531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 11510242531 in words is "eleven billion, five hundred ten million, two hundred forty-two thousand, five hundred thirty-one".