108911039 has 2 divisors, whose sum is σ = 108911040. Its totient is φ = 108911038.

The previous prime is 108910981. The next prime is 108911041. The reversal of 108911039 is 930119801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108911039 - 2⁸ = 108910783 is a prime.

It is a super-2 number, since 2×108911039² = 23723228832119042, which contains 22 as substring.

Together with 108911041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 108910996 and 108911014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108916039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54455519 + 54455520.

It is an arithmetic number, because the mean of its divisors is an integer number (54455520).

Almost surely, 2^108911039 is an apocalyptic number.

108911039 is a deficient number, since it is larger than the sum of its proper divisors (1).

108911039 is an equidigital number, since it uses as much as digits as its factorization.

108911039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 32.

The square root of 108911039 is about 10436.0451800479. The cubic root of 108911039 is about 477.5556274109. Note that the first 3 decimals are identical.

The spelling of 108911039 in words is "one hundred eight million, nine hundred eleven thousand, thirty-nine".