125251423 has 4 divisors (see below), whose sum is σ = 136637928. Its totient is φ = 113864920.

The previous prime is 125251421. The next prime is 125251447. The reversal of 125251423 is 324152521.

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 125251423 - 2¹ = 125251421 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 (125251421) 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, 5693236 + ... + 5693257.

It is an arithmetic number, because the mean of its divisors is an integer number (34159482).

Almost surely, 2^125251423 is an apocalyptic number.

125251423 is a deficient number, since it is larger than the sum of its proper divisors (11386505).

125251423 is a wasteful number, since it uses less digits than its factorization.

125251423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11386504.

The product of its digits is 2400, while the sum is 25.

The square root of 125251423 is about 11191.5782175706. The cubic root of 125251423 is about 500.3350061583.

The spelling of 125251423 in words is "one hundred twenty-five million, two hundred fifty-one thousand, four hundred twenty-three".