3911313625 has 8 divisors (see below), whose sum is σ = 4881319560. Its totient is φ = 3129050800.

The previous prime is 3911313587. The next prime is 3911313643. The reversal of 3911313625 is 5263131193.

It is a happy number.

3911313625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 29899024 + 3881414601 = 5468^2 + 62301^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3911313625 is a prime.

It is a super-2 number, since 2×3911313625² = 30596748546221281250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15645130 + ... + 15645379.

It is an arithmetic number, because the mean of its divisors is an integer number (610164945).

Almost surely, 2^3911313625 is an apocalyptic number.

It is an amenable number.

3911313625 is a deficient number, since it is larger than the sum of its proper divisors (970005935).

3911313625 is an equidigital number, since it uses as much as digits as its factorization.

3911313625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31290524 (or 31290514 counting only the distinct ones).

The product of its digits is 14580, while the sum is 34.

The square root of 3911313625 is about 62540.4958806692. The cubic root of 3911313625 is about 1575.5815270926.

The spelling of 3911313625 in words is "three billion, nine hundred eleven million, three hundred thirteen thousand, six hundred twenty-five".