108940919 has 2 divisors, whose sum is σ = 108940920. Its totient is φ = 108940918.

The previous prime is 108940901. The next prime is 108940933. The reversal of 108940919 is 919049801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108940919 - 2¹⁶ = 108875383 is a prime.

It is a super-2 number, since 2×108940919² = 23736247665129122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108940969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54470459 + 54470460.

It is an arithmetic number, because the mean of its divisors is an integer number (54470460).

Almost surely, 2^108940919 is an apocalyptic number.

108940919 is a deficient number, since it is larger than the sum of its proper divisors (1).

108940919 is an equidigital number, since it uses as much as digits as its factorization.

108940919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 108940919 is about 10437.4766586565. The cubic root of 108940919 is about 477.5992962546.

The spelling of 108940919 in words is "one hundred eight million, nine hundred forty thousand, nine hundred nineteen".