11525257 has 2 divisors, whose sum is σ = 11525258. Its totient is φ = 11525256.

The previous prime is 11525207. The next prime is 11525263. The reversal of 11525257 is 75252511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10634121 + 891136 = 3261^2 + 944^2 .

It is a cyclic number.

It is not a de Polignac number, because 11525257 - 2²³ = 3136649 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11525207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5762628 + 5762629.

It is an arithmetic number, because the mean of its divisors is an integer number (5762629).

Almost surely, 2^11525257 is an apocalyptic number.

It is an amenable number.

11525257 is a deficient number, since it is larger than the sum of its proper divisors (1).

11525257 is an equidigital number, since it uses as much as digits as its factorization.

11525257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3500, while the sum is 28.

The square root of 11525257 is about 3394.8868906048. The cubic root of 11525257 is about 225.8829960571.

Adding to 11525257 its reverse (75252511), we get a palindrome (86777768).

The spelling of 11525257 in words is "eleven million, five hundred twenty-five thousand, two hundred fifty-seven".