125957159 has 2 divisors, whose sum is σ = 125957160. Its totient is φ = 125957158.

The previous prime is 125957093. The next prime is 125957197. The reversal of 125957159 is 951759521.

It is a strong prime.

It is an emirp because it is prime and its reverse (951759521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125957159 - 2⁸ = 125956903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125957059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62978579 + 62978580.

It is an arithmetic number, because the mean of its divisors is an integer number (62978580).

Almost surely, 2^125957159 is an apocalyptic number.

125957159 is a deficient number, since it is larger than the sum of its proper divisors (1).

125957159 is an equidigital number, since it uses as much as digits as its factorization.

125957159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141750, while the sum is 44.

The square root of 125957159 is about 11223.0637082750. The cubic root of 125957159 is about 501.2729683528.

The spelling of 125957159 in words is "one hundred twenty-five million, nine hundred fifty-seven thousand, one hundred fifty-nine".