2415982979 has 2 divisors, whose sum is σ = 2415982980. Its totient is φ = 2415982978.

The previous prime is 2415982973. The next prime is 2415983021. The reversal of 2415982979 is 9792895142.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2415982979 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2415982973) 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, 1207991489 + 1207991490.

It is an arithmetic number, because the mean of its divisors is an integer number (1207991490).

Almost surely, 2^2415982979 is an apocalyptic number.

2415982979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2415982979 is an equidigital number, since it uses as much as digits as its factorization.

2415982979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 56.

The square root of 2415982979 is about 49152.6497658061. The cubic root of 2415982979 is about 1341.8314192821.

The spelling of 2415982979 in words is "two billion, four hundred fifteen million, nine hundred eighty-two thousand, nine hundred seventy-nine".