2421240979 has 2 divisors, whose sum is σ = 2421240980. Its totient is φ = 2421240978.

The previous prime is 2421240973. The next prime is 2421241007. The reversal of 2421240979 is 9790421242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2421240979 - 2³ = 2421240971 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421240971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210620489 + 1210620490.

It is an arithmetic number, because the mean of its divisors is an integer number (1210620490).

Almost surely, 2^2421240979 is an apocalyptic number.

2421240979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421240979 is an equidigital number, since it uses as much as digits as its factorization.

2421240979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 2421240979 is about 49206.1071311275. The cubic root of 2421240979 is about 1342.8041410223.

The spelling of 2421240979 in words is "two billion, four hundred twenty-one million, two hundred forty thousand, nine hundred seventy-nine".