2493402931 has 2 divisors, whose sum is σ = 2493402932. Its totient is φ = 2493402930.

The previous prime is 2493402911. The next prime is 2493402941. The reversal of 2493402931 is 1392043942.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2493402931 - 2²¹ = 2491305779 is a prime.

It is a super-2 number, since 2×2493402931² = 12434116352638781522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2493402911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1246701465 + 1246701466.

It is an arithmetic number, because the mean of its divisors is an integer number (1246701466).

Almost surely, 2^2493402931 is an apocalyptic number.

2493402931 is a deficient number, since it is larger than the sum of its proper divisors (1).

2493402931 is an equidigital number, since it uses as much as digits as its factorization.

2493402931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 2493402931 is about 49933.9857311631. The cubic root of 2493402931 is about 1356.0139433120.

The spelling of 2493402931 in words is "two billion, four hundred ninety-three million, four hundred two thousand, nine hundred thirty-one".