125520527 has 8 divisors (see below), whose sum is σ = 138471120. Its totient is φ = 112826560.

The previous prime is 125520509. The next prime is 125520529. The reversal of 125520527 is 725025521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125520527 - 2⁶ = 125520463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125520527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125520529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63128 + ... + 65085.

It is an arithmetic number, because the mean of its divisors is an integer number (17308890).

Almost surely, 2^125520527 is an apocalyptic number.

125520527 is a deficient number, since it is larger than the sum of its proper divisors (12950593).

125520527 is a wasteful number, since it uses less digits than its factorization.

125520527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128313.

The product of its (nonzero) digits is 7000, while the sum is 29.

The square root of 125520527 is about 11203.5943785912. The cubic root of 125520527 is about 500.6930748506.

The spelling of 125520527 in words is "one hundred twenty-five million, five hundred twenty thousand, five hundred twenty-seven".