108941939 has 2 divisors, whose sum is σ = 108941940. Its totient is φ = 108941938.

The previous prime is 108941887. The next prime is 108941957. The reversal of 108941939 is 939149801.

It is a strong prime.

It is an emirp because it is prime and its reverse (939149801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108941939 - 2²⁰ = 107893363 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108941939.

It is not a weakly prime, because it can be changed into another prime (108941969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54470969 + 54470970.

It is an arithmetic number, because the mean of its divisors is an integer number (54470970).

Almost surely, 2^108941939 is an apocalyptic number.

108941939 is a deficient number, since it is larger than the sum of its proper divisors (1).

108941939 is an equidigital number, since it uses as much as digits as its factorization.

108941939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 108941939 is about 10437.5255209269. The cubic root of 108941939 is about 477.6007868171.

The spelling of 108941939 in words is "one hundred eight million, nine hundred forty-one thousand, nine hundred thirty-nine".