2797904663 has 2 divisors, whose sum is σ = 2797904664. Its totient is φ = 2797904662.

The previous prime is 2797904651. The next prime is 2797904671. The reversal of 2797904663 is 3664097972.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2797904663 - 2¹⁴ = 2797888279 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2797904633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1398952331 + 1398952332.

It is an arithmetic number, because the mean of its divisors is an integer number (1398952332).

Almost surely, 2^2797904663 is an apocalyptic number.

2797904663 is a deficient number, since it is larger than the sum of its proper divisors (1).

2797904663 is an equidigital number, since it uses as much as digits as its factorization.

2797904663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3429216, while the sum is 53.

The square root of 2797904663 is about 52895.2234421975. The cubic root of 2797904663 is about 1409.1080761574.

The spelling of 2797904663 in words is "two billion, seven hundred ninety-seven million, nine hundred four thousand, six hundred sixty-three".