125001401375 has 16 divisors (see below), whose sum is σ = 164212370400. Its totient is φ = 94737902400.

The previous prime is 125001401363. The next prime is 125001401383. The reversal of 125001401375 is 573104100521.

It is not a de Polignac number, because 125001401375 - 2¹⁸ = 125001139231 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 26313710 + ... + 26318459.

It is an arithmetic number, because the mean of its divisors is an integer number (10263273150).

Almost surely, 2^125001401375 is an apocalyptic number.

125001401375 is a deficient number, since it is larger than the sum of its proper divisors (39210969025).

125001401375 is an equidigital number, since it uses as much as digits as its factorization.

125001401375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52632203 (or 52632193 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

Adding to 125001401375 its reverse (573104100521), we get a palindrome (698105501896).

The spelling of 125001401375 in words is "one hundred twenty-five billion, one million, four hundred one thousand, three hundred seventy-five".