4313978125 has 24 divisors (see below), whose sum is σ = 5408044488. Its totient is φ = 3441000000.

The previous prime is 4313978113. The next prime is 4313978167. The reversal of 4313978125 is 5218793134.

It can be written as a sum of positive squares in 12 ways, for example, as 4313468329 + 509796 = 65677^2 + 714^2 .

It is not a de Polignac number, because 4313978125 - 2⁵ = 4313978093 is a prime.

It is a super-2 number, since 2×4313978125² = 37220814525957031250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1163775 + ... + 1167475.

It is an arithmetic number, because the mean of its divisors is an integer number (225335187).

Almost surely, 2^4313978125 is an apocalyptic number.

It is an amenable number.

4313978125 is a deficient number, since it is larger than the sum of its proper divisors (1094066363).

4313978125 is an frugal number, since it uses more digits than its factorization.

4313978125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099 (or 4079 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The square root of 4313978125 is about 65680.8809700357. The cubic root of 4313978125 is about 1627.8934641884.

The spelling of 4313978125 in words is "four billion, three hundred thirteen million, nine hundred seventy-eight thousand, one hundred twenty-five".