108317519 has 2 divisors, whose sum is σ = 108317520. Its totient is φ = 108317518.

The previous prime is 108317509. The next prime is 108317527. The reversal of 108317519 is 915713801.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108317519 is a prime.

It is a super-2 number, since 2×108317519² = 23465369844630722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108317509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54158759 + 54158760.

It is an arithmetic number, because the mean of its divisors is an integer number (54158760).

Almost surely, 2^108317519 is an apocalyptic number.

108317519 is a deficient number, since it is larger than the sum of its proper divisors (1).

108317519 is an equidigital number, since it uses as much as digits as its factorization.

108317519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 35.

The square root of 108317519 is about 10407.5702736037. The cubic root of 108317519 is about 476.6865534164.

The spelling of 108317519 in words is "one hundred eight million, three hundred seventeen thousand, five hundred nineteen".