125655223 has 4 divisors (see below), whose sum is σ = 125924760. Its totient is φ = 125385688.

The previous prime is 125655203. The next prime is 125655239. The reversal of 125655223 is 322556521.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 125655223 - 2²⁵ = 92100791 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 (125655203) 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, 134068 + ... + 135001.

It is an arithmetic number, because the mean of its divisors is an integer number (31481190).

Almost surely, 2^125655223 is an apocalyptic number.

125655223 is a deficient number, since it is larger than the sum of its proper divisors (269537).

125655223 is an equidigital number, since it uses as much as digits as its factorization.

125655223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269536.

The product of its digits is 18000, while the sum is 31.

The square root of 125655223 is about 11209.6040518834. The cubic root of 125655223 is about 500.8721086353.

The spelling of 125655223 in words is "one hundred twenty-five million, six hundred fifty-five thousand, two hundred twenty-three".