10117939 has 12 divisors (see below), whose sum is σ = 11192608. Its totient is φ = 9092160.

The previous prime is 10117931. The next prime is 10117957. The reversal of 10117939 is 93971101.

10117939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10117939 - 2³ = 10117931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10117939.

It is not an unprimeable number, because it can be changed into a prime (10117931) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21622 + ... + 22084.

Almost surely, 2^10117939 is an apocalyptic number.

10117939 is a deficient number, since it is larger than the sum of its proper divisors (1074669).

10117939 is an equidigital number, since it uses as much as digits as its factorization.

10117939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558 (or 517 counting only the distinct ones).

The product of its (nonzero) digits is 1701, while the sum is 31.

The square root of 10117939 is about 3180.8707927233. The cubic root of 10117939 is about 216.2871338550.

The spelling of 10117939 in words is "ten million, one hundred seventeen thousand, nine hundred thirty-nine".