7657963 has 2 divisors, whose sum is σ = 7657964. Its totient is φ = 7657962.

The previous prime is 7657933. The next prime is 7657967. The reversal of 7657963 is 3697567.

7657963 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7657963 is a prime.

It is not a weakly prime, because it can be changed into another prime (7657967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3828981 + 3828982.

It is an arithmetic number, because the mean of its divisors is an integer number (3828982).

Almost surely, 2^7657963 is an apocalyptic number.

7657963 is a deficient number, since it is larger than the sum of its proper divisors (1).

7657963 is an equidigital number, since it uses as much as digits as its factorization.

7657963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238140, while the sum is 43.

The square root of 7657963 is about 2767.3024771427. The cubic root of 7657963 is about 197.1080771253.

The spelling of 7657963 in words is "seven million, six hundred fifty-seven thousand, nine hundred sixty-three".