11575457 has 2 divisors, whose sum is σ = 11575458. Its totient is φ = 11575456.

The previous prime is 11575451. The next prime is 11575469. The reversal of 11575457 is 75457511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10137856 + 1437601 = 3184^2 + 1199^2 .

It is a cyclic number.

It is not a de Polignac number, because 11575457 - 2⁴ = 11575441 is a prime.

It is not a weakly prime, because it can be changed into another prime (11575451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5787728 + 5787729.

It is an arithmetic number, because the mean of its divisors is an integer number (5787729).

Almost surely, 2^11575457 is an apocalyptic number.

It is an amenable number.

11575457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11575457 is an equidigital number, since it uses as much as digits as its factorization.

11575457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24500, while the sum is 35.

The square root of 11575457 is about 3402.2723289002. The cubic root of 11575457 is about 226.2104769032.

The spelling of 11575457 in words is "eleven million, five hundred seventy-five thousand, four hundred fifty-seven".