125165223 has 16 divisors (see below), whose sum is σ = 185602560. Its totient is φ = 83365848.

The previous prime is 125165167. The next prime is 125165279. The reversal of 125165223 is 322561521.

It is a happy number.

125165223 is a `hidden beast` number, since 1 + 2 + 5 + 1 + 652 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (125165167) and next prime (125165279).

It is not a de Polignac number, because 125165223 - 2⁸ = 125164967 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125165123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53586 + ... + 55872.

It is an arithmetic number, because the mean of its divisors is an integer number (11600160).

Almost surely, 2^125165223 is an apocalyptic number.

125165223 is a deficient number, since it is larger than the sum of its proper divisors (60437337).

125165223 is a wasteful number, since it uses less digits than its factorization.

125165223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4323 (or 4317 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 125165223 is about 11187.7264446357. The cubic root of 125165223 is about 500.2202003427.

The spelling of 125165223 in words is "one hundred twenty-five million, one hundred sixty-five thousand, two hundred twenty-three".