79679263 has 2 divisors, whose sum is σ = 79679264. Its totient is φ = 79679262.

The previous prime is 79679261. The next prime is 79679273. The reversal of 79679263 is 36297697.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79679263 - 2¹ = 79679261 is a prime.

It is a super-3 number, since 3×79679263³ (a number of 25 digits) contains 333 as substring.

Together with 79679261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79679261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39839631 + 39839632.

It is an arithmetic number, because the mean of its divisors is an integer number (39839632).

Almost surely, 2^79679263 is an apocalyptic number.

79679263 is a deficient number, since it is larger than the sum of its proper divisors (1).

79679263 is an equidigital number, since it uses as much as digits as its factorization.

79679263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 857304, while the sum is 49.

The square root of 79679263 is about 8926.3241594735. The cubic root of 79679263 is about 430.3103276346.

The spelling of 79679263 in words is "seventy-nine million, six hundred seventy-nine thousand, two hundred sixty-three".