125655973 has 4 divisors (see below), whose sum is σ = 125876608. Its totient is φ = 125435340.

The previous prime is 125655967. The next prime is 125655979. The reversal of 125655973 is 379556521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (125655967) and next prime (125655979).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125655973 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 (125655979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109461 + ... + 110602.

It is an arithmetic number, because the mean of its divisors is an integer number (31469152).

Almost surely, 2^125655973 is an apocalyptic number.

It is an amenable number.

125655973 is a deficient number, since it is larger than the sum of its proper divisors (220635).

125655973 is an equidigital number, since it uses as much as digits as its factorization.

125655973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220634.

The product of its digits is 283500, while the sum is 43.

The square root of 125655973 is about 11209.6375052898. The cubic root of 125655973 is about 500.8731051540.

The spelling of 125655973 in words is "one hundred twenty-five million, six hundred fifty-five thousand, nine hundred seventy-three".