11057407687 has 2 divisors, whose sum is σ = 11057407688. Its totient is φ = 11057407686.

The previous prime is 11057407591. The next prime is 11057407703. The reversal of 11057407687 is 78670475011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11057407687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11057107687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528703843 + 5528703844.

It is an arithmetic number, because the mean of its divisors is an integer number (5528703844).

Almost surely, 2^11057407687 is an apocalyptic number.

11057407687 is a deficient number, since it is larger than the sum of its proper divisors (1).

11057407687 is an equidigital number, since it uses as much as digits as its factorization.

11057407687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 46.

The spelling of 11057407687 in words is "eleven billion, fifty-seven million, four hundred seven thousand, six hundred eighty-seven".