125022955 has 4 divisors (see below), whose sum is σ = 150027552. Its totient is φ = 100018360.

The previous prime is 125022941. The next prime is 125022959. The reversal of 125022955 is 559220521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 559220521 = 19 ⋅29432659.

It is not a de Polignac number, because 125022955 - 2⁵ = 125022923 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125022959) 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, 12502291 + ... + 12502300.

It is an arithmetic number, because the mean of its divisors is an integer number (37506888).

Almost surely, 2^125022955 is an apocalyptic number.

125022955 is a deficient number, since it is larger than the sum of its proper divisors (25004597).

125022955 is an equidigital number, since it uses as much as digits as its factorization.

125022955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25004596.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 125022955 is about 11181.3664191815. The cubic root of 125022955 is about 500.0306047933.

The spelling of 125022955 in words is "one hundred twenty-five million, twenty-two thousand, nine hundred fifty-five".