11525977 has 2 divisors, whose sum is σ = 11525978. Its totient is φ = 11525976.

The previous prime is 11525959. The next prime is 11525993. The reversal of 11525977 is 77952511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10784656 + 741321 = 3284^2 + 861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11525977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11525957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5762988 + 5762989.

It is an arithmetic number, because the mean of its divisors is an integer number (5762989).

Almost surely, 2^11525977 is an apocalyptic number.

It is an amenable number.

11525977 is a deficient number, since it is larger than the sum of its proper divisors (1).

11525977 is an equidigital number, since it uses as much as digits as its factorization.

11525977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22050, while the sum is 37.

The square root of 11525977 is about 3394.9929307732. The cubic root of 11525977 is about 225.8876997084.

The spelling of 11525977 in words is "eleven million, five hundred twenty-five thousand, nine hundred seventy-seven".