83760979 has 2 divisors, whose sum is σ = 83760980. Its totient is φ = 83760978.

The previous prime is 83760967. The next prime is 83761031. The reversal of 83760979 is 97906738.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83760979 - 2¹³ = 83752787 is a prime.

It is not a weakly prime, because it can be changed into another prime (83760679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41880489 + 41880490.

It is an arithmetic number, because the mean of its divisors is an integer number (41880490).

Almost surely, 2^83760979 is an apocalyptic number.

83760979 is a deficient number, since it is larger than the sum of its proper divisors (1).

83760979 is an equidigital number, since it uses as much as digits as its factorization.

83760979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 83760979 is about 9152.1024360526. The cubic root of 83760979 is about 437.5361237111.

It can be divided in two parts, 837 and 60979, that added together give a palindrome (61816).

The spelling of 83760979 in words is "eighty-three million, seven hundred sixty thousand, nine hundred seventy-nine".