125978373 has 12 divisors (see below), whose sum is σ = 183736800. Its totient is φ = 83169576.

The previous prime is 125978317. The next prime is 125978399. The reversal of 125978373 is 373879521.

It is a happy number.

It is not a de Polignac number, because 125978373 - 2⁶ = 125978309 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125978273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67023 + ... + 68876.

It is an arithmetic number, because the mean of its divisors is an integer number (15311400).

Almost surely, 2^125978373 is an apocalyptic number.

It is an amenable number.

125978373 is a deficient number, since it is larger than the sum of its proper divisors (57758427).

125978373 is a wasteful number, since it uses less digits than its factorization.

125978373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136008 (or 136005 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 125978373 is about 11224.0087758341. The cubic root of 125978373 is about 501.3011086292.

The spelling of 125978373 in words is "one hundred twenty-five million, nine hundred seventy-eight thousand, three hundred seventy-three".