2940796931 has 2 divisors, whose sum is σ = 2940796932. Its totient is φ = 2940796930.

The previous prime is 2940796913. The next prime is 2940796933. The reversal of 2940796931 is 1396970492.

Together with previous prime (2940796913) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2940796931 - 2¹⁸ = 2940534787 is a prime.

It is a super-2 number, since 2×2940796931² = 17296573178758037522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 2940796933, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2940796931.

It is not a weakly prime, because it can be changed into another prime (2940796933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1470398465 + 1470398466.

It is an arithmetic number, because the mean of its divisors is an integer number (1470398466).

Almost surely, 2^2940796931 is an apocalyptic number.

2940796931 is a deficient number, since it is larger than the sum of its proper divisors (1).

2940796931 is an equidigital number, since it uses as much as digits as its factorization.

2940796931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 50.

The square root of 2940796931 is about 54229.1151596631. The cubic root of 2940796931 is about 1432.6991794612.

The spelling of 2940796931 in words is "two billion, nine hundred forty million, seven hundred ninety-six thousand, nine hundred thirty-one".