109958939 has 4 divisors (see below), whose sum is σ = 109980624. Its totient is φ = 109937256.

The previous prime is 109958921. The next prime is 109958957. The reversal of 109958939 is 939859901.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (109958921) and next prime (109958957).

It is a cyclic number.

It is not a de Polignac number, because 109958939 - 2⁸ = 109958683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109958999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1289 + ... + 14885.

It is an arithmetic number, because the mean of its divisors is an integer number (27495156).

Almost surely, 2^109958939 is an apocalyptic number.

109958939 is a deficient number, since it is larger than the sum of its proper divisors (21685).

109958939 is an equidigital number, since it uses as much as digits as its factorization.

109958939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21684.

The product of its (nonzero) digits is 787320, while the sum is 53.

The square root of 109958939 is about 10486.1307926232. The cubic root of 109958939 is about 479.0823599561.

The spelling of 109958939 in words is "one hundred nine million, nine hundred fifty-eight thousand, nine hundred thirty-nine".