2744397979 has 2 divisors, whose sum is σ = 2744397980. Its totient is φ = 2744397978.

The previous prime is 2744397959. The next prime is 2744397983. The reversal of 2744397979 is 9797934472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2744397979 - 2¹⁷ = 2744266907 is a prime.

It is not a weakly prime, because it can be changed into another prime (2744397959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1372198989 + 1372198990.

It is an arithmetic number, because the mean of its divisors is an integer number (1372198990).

Almost surely, 2^2744397979 is an apocalyptic number.

2744397979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2744397979 is an equidigital number, since it uses as much as digits as its factorization.

2744397979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24004512, while the sum is 61.

The square root of 2744397979 is about 52387.0020043140. The cubic root of 2744397979 is about 1400.0676802315.

The spelling of 2744397979 in words is "two billion, seven hundred forty-four million, three hundred ninety-seven thousand, nine hundred seventy-nine".