25160957 has 2 divisors, whose sum is σ = 25160958. Its totient is φ = 25160956.

The previous prime is 25160953. The next prime is 25160987. The reversal of 25160957 is 75906152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20921476 + 4239481 = 4574^2 + 2059^2 .

It is a cyclic number.

It is not a de Polignac number, because 25160957 - 2² = 25160953 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25160953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12580478 + 12580479.

It is an arithmetic number, because the mean of its divisors is an integer number (12580479).

Almost surely, 2^25160957 is an apocalyptic number.

It is an amenable number.

25160957 is a deficient number, since it is larger than the sum of its proper divisors (1).

25160957 is an equidigital number, since it uses as much as digits as its factorization.

25160957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 25160957 is about 5016.0698759088. The cubic root of 25160957 is about 293.0279533954.

The spelling of 25160957 in words is "twenty-five million, one hundred sixty thousand, nine hundred fifty-seven".