125935959 has 4 divisors (see below), whose sum is σ = 167914616. Its totient is φ = 83957304.

The previous prime is 125935939. The next prime is 125935961. The reversal of 125935959 is 959539521.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 125935959 - 2¹¹ = 125933911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125935939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20989324 + ... + 20989329.

It is an arithmetic number, because the mean of its divisors is an integer number (41978654).

Almost surely, 2^125935959 is an apocalyptic number.

125935959 is a deficient number, since it is larger than the sum of its proper divisors (41978657).

125935959 is an equidigital number, since it uses as much as digits as its factorization.

125935959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41978656.

The product of its digits is 546750, while the sum is 48.

The square root of 125935959 is about 11222.1191848955. The cubic root of 125935959 is about 501.2448434906.

The spelling of 125935959 in words is "one hundred twenty-five million, nine hundred thirty-five thousand, nine hundred fifty-nine".