7797983 has 2 divisors, whose sum is σ = 7797984. Its totient is φ = 7797982.

The previous prime is 7797953. The next prime is 7797991. The reversal of 7797983 is 3897977.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7797983 - 2⁶ = 7797919 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 (7797953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3898991 + 3898992.

It is an arithmetic number, because the mean of its divisors is an integer number (3898992).

Almost surely, 2^7797983 is an apocalyptic number.

7797983 is a deficient number, since it is larger than the sum of its proper divisors (1).

7797983 is an equidigital number, since it uses as much as digits as its factorization.

7797983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 50.

The square root of 7797983 is about 2792.4868844813. The cubic root of 7797983 is about 198.3021523532.

The spelling of 7797983 in words is "seven million, seven hundred ninety-seven thousand, nine hundred eighty-three".