3115977243 has 16 divisors (see below), whose sum is σ = 4411514016. Its totient is φ = 1949573120.

The previous prime is 3115977229. The next prime is 3115977253. The reversal of 3115977243 is 3427795113.

3115977243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3115977243 - 2⁸ = 3115976987 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3115977195 and 3115977204.

It is not an unprimeable number, because it can be changed into a prime (3115977203) 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, 68538 + ... + 104543.

It is an arithmetic number, because the mean of its divisors is an integer number (275719626).

Almost surely, 2^3115977243 is an apocalyptic number.

3115977243 is a deficient number, since it is larger than the sum of its proper divisors (1295536773).

3115977243 is a wasteful number, since it uses less digits than its factorization.

3115977243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173454.

The product of its digits is 158760, while the sum is 42.

The square root of 3115977243 is about 55820.9391089043. The cubic root of 3115977243 is about 1460.6004353060.

The spelling of 3115977243 in words is "three billion, one hundred fifteen million, nine hundred seventy-seven thousand, two hundred forty-three".