125423523 has 6 divisors (see below), whose sum is σ = 181167324. Its totient is φ = 83615676.

The previous prime is 125423509. The next prime is 125423527. The reversal of 125423523 is 325324521.

It is a happy number.

It is not a de Polignac number, because 125423523 - 2⁵ = 125423491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125423527) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6967965 + ... + 6967982.

It is an arithmetic number, because the mean of its divisors is an integer number (30194554).

Almost surely, 2^125423523 is an apocalyptic number.

125423523 is a deficient number, since it is larger than the sum of its proper divisors (55743801).

125423523 is a wasteful number, since it uses less digits than its factorization.

125423523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13935953 (or 13935950 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 125423523 is about 11199.2643954860. The cubic root of 125423523 is about 500.5640607650.

The spelling of 125423523 in words is "one hundred twenty-five million, four hundred twenty-three thousand, five hundred twenty-three".