125224523 has 4 divisors (see below), whose sum is σ = 129542640. Its totient is φ = 120906408.

The previous prime is 125224501. The next prime is 125224529. The reversal of 125224523 is 325422521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 325422521 = 14731 ⋅22091.

It is a cyclic number.

It is not a de Polignac number, because 125224523 - 2¹⁰ = 125223499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125224492 and 125224501.

It is not an unprimeable number, because it can be changed into a prime (125224529) 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, 2159015 + ... + 2159072.

It is an arithmetic number, because the mean of its divisors is an integer number (32385660).

Almost surely, 2^125224523 is an apocalyptic number.

125224523 is a deficient number, since it is larger than the sum of its proper divisors (4318117).

125224523 is an equidigital number, since it uses as much as digits as its factorization.

125224523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4318116.

The product of its digits is 4800, while the sum is 26.

The square root of 125224523 is about 11190.3763564949. The cubic root of 125224523 is about 500.2991849410.

The spelling of 125224523 in words is "one hundred twenty-five million, two hundred twenty-four thousand, five hundred twenty-three".