2421084979 has 2 divisors, whose sum is σ = 2421084980. Its totient is φ = 2421084978.

The previous prime is 2421084901. The next prime is 2421084989. The reversal of 2421084979 is 9794801242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2421084979 - 2¹³ = 2421076787 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421084989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210542489 + 1210542490.

It is an arithmetic number, because the mean of its divisors is an integer number (1210542490).

Almost surely, 2^2421084979 is an apocalyptic number.

2421084979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421084979 is an equidigital number, since it uses as much as digits as its factorization.

2421084979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 2421084979 is about 49204.5219365050. The cubic root of 2421084979 is about 1342.7753015488.

The spelling of 2421084979 in words is "two billion, four hundred twenty-one million, eighty-four thousand, nine hundred seventy-nine".