11485858942931 has 2 divisors, whose sum is σ = 11485858942932. Its totient is φ = 11485858942930.

The previous prime is 11485858942919. The next prime is 11485858942937. The reversal of 11485858942931 is 13924985858411.

11485858942931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11485858942931 - 2³⁰ = 11484785201107 is a prime.

It is a super-2 number, since 2×11485858942931² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11485858942937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5742929471465 + 5742929471466.

It is an arithmetic number, because the mean of its divisors is an integer number (5742929471466).

Almost surely, 2^{11485858942931} is an apocalyptic number.

11485858942931 is a deficient number, since it is larger than the sum of its proper divisors (1).

11485858942931 is an equidigital number, since it uses as much as digits as its factorization.

11485858942931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 99532800, while the sum is 68.

The spelling of 11485858942931 in words is "eleven trillion, four hundred eighty-five billion, eight hundred fifty-eight million, nine hundred forty-two thousand, nine hundred thirty-one".