2504556979 has 2 divisors, whose sum is σ = 2504556980. Its totient is φ = 2504556978.

The previous prime is 2504556913. The next prime is 2504557001. The reversal of 2504556979 is 9796554052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2504556979 - 2¹¹ = 2504554931 is a prime.

It is a super-2 number, since 2×2504556979² = 12545611322115212882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2504556479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252278489 + 1252278490.

It is an arithmetic number, because the mean of its divisors is an integer number (1252278490).

Almost surely, 2^2504556979 is an apocalyptic number.

2504556979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2504556979 is an equidigital number, since it uses as much as digits as its factorization.

2504556979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402000, while the sum is 52.

The square root of 2504556979 is about 50045.5490428470. The cubic root of 2504556979 is about 1358.0329440293.

The spelling of 2504556979 in words is "two billion, five hundred four million, five hundred fifty-six thousand, nine hundred seventy-nine".