125696159 has 2 divisors, whose sum is σ = 125696160. Its totient is φ = 125696158.

The previous prime is 125696149. The next prime is 125696177. The reversal of 125696159 is 951696521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125696159 - 2⁴ = 125696143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125696149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62848079 + 62848080.

It is an arithmetic number, because the mean of its divisors is an integer number (62848080).

Almost surely, 2^125696159 is an apocalyptic number.

125696159 is a deficient number, since it is larger than the sum of its proper divisors (1).

125696159 is an equidigital number, since it uses as much as digits as its factorization.

125696159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145800, while the sum is 44.

The square root of 125696159 is about 11211.4298374471. The cubic root of 125696159 is about 500.9264941568.

The spelling of 125696159 in words is "one hundred twenty-five million, six hundred ninety-six thousand, one hundred fifty-nine".