2949876931 has 2 divisors, whose sum is σ = 2949876932. Its totient is φ = 2949876930.

The previous prime is 2949876887. The next prime is 2949876947. The reversal of 2949876931 is 1396789492.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2949876931 - 2¹⁷ = 2949745859 is a prime.

It is a super-2 number, since 2×2949876931² = 17403547816091957522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2949876971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1474938465 + 1474938466.

It is an arithmetic number, because the mean of its divisors is an integer number (1474938466).

Almost surely, 2^2949876931 is an apocalyptic number.

2949876931 is a deficient number, since it is larger than the sum of its proper divisors (1).

2949876931 is an equidigital number, since it uses as much as digits as its factorization.

2949876931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5878656, while the sum is 58.

The square root of 2949876931 is about 54312.7695022082. The cubic root of 2949876931 is about 1434.1721977180.

The spelling of 2949876931 in words is "two billion, nine hundred forty-nine million, eight hundred seventy-six thousand, nine hundred thirty-one".