2979915493 has 2 divisors, whose sum is σ = 2979915494. Its totient is φ = 2979915492.

The previous prime is 2979915481. The next prime is 2979915527. The reversal of 2979915493 is 3945199792.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2877035044 + 102880449 = 53638^2 + 10143^2 .

It is a cyclic number.

It is not a de Polignac number, because 2979915493 - 2⁵ = 2979915461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2979915403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1489957746 + 1489957747.

It is an arithmetic number, because the mean of its divisors is an integer number (1489957747).

Almost surely, 2^2979915493 is an apocalyptic number.

It is an amenable number.

2979915493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2979915493 is an equidigital number, since it uses as much as digits as its factorization.

2979915493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5511240, while the sum is 58.

The square root of 2979915493 is about 54588.6022261058. The cubic root of 2979915493 is about 1439.0238196504.

The spelling of 2979915493 in words is "two billion, nine hundred seventy-nine million, nine hundred fifteen thousand, four hundred ninety-three".