79289963 has 2 divisors, whose sum is σ = 79289964. Its totient is φ = 79289962.

The previous prime is 79289933. The next prime is 79290007. The reversal of 79289963 is 36998297.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79289963 is a prime.

It is not a weakly prime, because it can be changed into another prime (79289933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39644981 + 39644982.

It is an arithmetic number, because the mean of its divisors is an integer number (39644982).

Almost surely, 2^79289963 is an apocalyptic number.

79289963 is a deficient number, since it is larger than the sum of its proper divisors (1).

79289963 is an equidigital number, since it uses as much as digits as its factorization.

79289963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1469664, while the sum is 53.

The square root of 79289963 is about 8904.4911701905. The cubic root of 79289963 is about 429.6083742777.

The spelling of 79289963 in words is "seventy-nine million, two hundred eighty-nine thousand, nine hundred sixty-three".