11657405707 has 2 divisors, whose sum is σ = 11657405708. Its totient is φ = 11657405706.

The previous prime is 11657405689. The next prime is 11657405741. The reversal of 11657405707 is 70750475611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11657405707 - 2²³ = 11649017099 is a prime.

It is not a weakly prime, because it can be changed into another prime (11657406707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5828702853 + 5828702854.

It is an arithmetic number, because the mean of its divisors is an integer number (5828702854).

Almost surely, 2^11657405707 is an apocalyptic number.

11657405707 is a deficient number, since it is larger than the sum of its proper divisors (1).

11657405707 is an equidigital number, since it uses as much as digits as its factorization.

11657405707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 205800, while the sum is 43.

The spelling of 11657405707 in words is "eleven billion, six hundred fifty-seven million, four hundred five thousand, seven hundred seven".