11475005657 has 2 divisors, whose sum is σ = 11475005658. Its totient is φ = 11475005656.

The previous prime is 11475005603. The next prime is 11475005669. The reversal of 11475005657 is 75650057411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6351452416 + 5123553241 = 79696^2 + 71579^2 .

It is a cyclic number.

It is not a de Polignac number, because 11475005657 - 2⁸ = 11475005401 is a prime.

It is not a weakly prime, because it can be changed into another prime (11475005687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5737502828 + 5737502829.

It is an arithmetic number, because the mean of its divisors is an integer number (5737502829).

Almost surely, 2^11475005657 is an apocalyptic number.

It is an amenable number.

11475005657 is a deficient number, since it is larger than the sum of its proper divisors (1).

11475005657 is an equidigital number, since it uses as much as digits as its factorization.

11475005657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147000, while the sum is 41.

The spelling of 11475005657 in words is "eleven billion, four hundred seventy-five million, five thousand, six hundred fifty-seven".