3125525401 has 4 divisors (see below), whose sum is σ = 3137409792. Its totient is φ = 3113641012.

The previous prime is 3125525399. The next prime is 3125525437. The reversal of 3125525401 is 1045255213.

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 3125525401 - 2¹ = 3125525399 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 3125525401.

It is not an unprimeable number, because it can be changed into a prime (3125525461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5941801 + ... + 5942326.

It is an arithmetic number, because the mean of its divisors is an integer number (784352448).

Almost surely, 2^3125525401 is an apocalyptic number.

It is an amenable number.

3125525401 is a deficient number, since it is larger than the sum of its proper divisors (11884391).

3125525401 is a wasteful number, since it uses less digits than its factorization.

3125525401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11884390.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 3125525401 is about 55906.3985693945. The cubic root of 3125525401 is about 1462.0907995467.

The spelling of 3125525401 in words is "three billion, one hundred twenty-five million, five hundred twenty-five thousand, four hundred one".