79359851 has 2 divisors, whose sum is σ = 79359852. Its totient is φ = 79359850.

The previous prime is 79359823. The next prime is 79359883. The reversal of 79359851 is 15895397.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79359851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 79359796 and 79359805.

It is not a weakly prime, because it can be changed into another prime (79359151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39679925 + 39679926.

It is an arithmetic number, because the mean of its divisors is an integer number (39679926).

Almost surely, 2^79359851 is an apocalyptic number.

79359851 is a deficient number, since it is larger than the sum of its proper divisors (1).

79359851 is an equidigital number, since it uses as much as digits as its factorization.

79359851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 47.

The square root of 79359851 is about 8908.4146176522. The cubic root of 79359851 is about 429.7345594502.

The spelling of 79359851 in words is "seventy-nine million, three hundred fifty-nine thousand, eight hundred fifty-one".