83079109831 has 2 divisors, whose sum is σ = 83079109832. Its totient is φ = 83079109830.

The previous prime is 83079109811. The next prime is 83079109847. The reversal of 83079109831 is 13890197038.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83079109831 - 2²⁵ = 83045555399 is a prime.

It is a super-2 number, since 2×83079109831² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83079109801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41539554915 + 41539554916.

It is an arithmetic number, because the mean of its divisors is an integer number (41539554916).

Almost surely, 2^83079109831 is an apocalyptic number.

83079109831 is a deficient number, since it is larger than the sum of its proper divisors (1).

83079109831 is an equidigital number, since it uses as much as digits as its factorization.

83079109831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 49.

The spelling of 83079109831 in words is "eighty-three billion, seventy-nine million, one hundred nine thousand, eight hundred thirty-one".