125520533 has 4 divisors (see below), whose sum is σ = 125924448. Its totient is φ = 125116620.

The previous prime is 125520529. The next prime is 125520541. The reversal of 125520533 is 335025521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 125520533 - 2² = 125520529 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 (125520433) 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, 201491 + ... + 202112.

It is an arithmetic number, because the mean of its divisors is an integer number (31481112).

Almost surely, 2^125520533 is an apocalyptic number.

It is an amenable number.

125520533 is a deficient number, since it is larger than the sum of its proper divisors (403915).

125520533 is an equidigital number, since it uses as much as digits as its factorization.

125520533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403914.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 125520533 is about 11203.5946463624. The cubic root of 125520533 is about 500.6930828285.

The spelling of 125520533 in words is "one hundred twenty-five million, five hundred twenty thousand, five hundred thirty-three".