79835983 has 2 divisors, whose sum is σ = 79835984. Its totient is φ = 79835982.

The previous prime is 79835981. The next prime is 79835989. The reversal of 79835983 is 38953897.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79835983 - 2¹ = 79835981 is a prime.

Together with 79835981, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 79835983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79835981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39917991 + 39917992.

It is an arithmetic number, because the mean of its divisors is an integer number (39917992).

Almost surely, 2^79835983 is an apocalyptic number.

79835983 is a deficient number, since it is larger than the sum of its proper divisors (1).

79835983 is an equidigital number, since it uses as much as digits as its factorization.

79835983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 52.

The square root of 79835983 is about 8935.0983766269. The cubic root of 79835983 is about 430.5922666061.

The spelling of 79835983 in words is "seventy-nine million, eight hundred thirty-five thousand, nine hundred eighty-three".