125320313501 has 16 divisors (see below), whose sum is σ = 128639518848. Its totient is φ = 122037864000.

The previous prime is 125320313441. The next prime is 125320313527. The reversal of 125320313501 is 105313023521.

It is a cyclic number.

It is not a de Polignac number, because 125320313501 - 2³⁰ = 124246571677 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 (125320313101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10453931 + ... + 10465911.

It is an arithmetic number, because the mean of its divisors is an integer number (8039969928).

Almost surely, 2^125320313501 is an apocalyptic number.

It is an amenable number.

125320313501 is a deficient number, since it is larger than the sum of its proper divisors (3319205347).

125320313501 is a wasteful number, since it uses less digits than its factorization.

125320313501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13492.

The product of its (nonzero) digits is 2700, while the sum is 26.

The spelling of 125320313501 in words is "one hundred twenty-five billion, three hundred twenty million, three hundred thirteen thousand, five hundred one".