108679379 has 2 divisors, whose sum is σ = 108679380. Its totient is φ = 108679378.

The previous prime is 108679349. The next prime is 108679391. The reversal of 108679379 is 973976801.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108679379 is a prime.

It is a super-2 number, since 2×108679379² = 23622414839651282, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108679349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54339689 + 54339690.

It is an arithmetic number, because the mean of its divisors is an integer number (54339690).

Almost surely, 2^108679379 is an apocalyptic number.

108679379 is a deficient number, since it is larger than the sum of its proper divisors (1).

108679379 is an equidigital number, since it uses as much as digits as its factorization.

108679379 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 50.

The square root of 108679379 is about 10424.9402396369. The cubic root of 108679379 is about 477.2167910247.

The spelling of 108679379 in words is "one hundred eight million, six hundred seventy-nine thousand, three hundred seventy-nine".