113969857 has 8 divisors (see below), whose sum is σ = 117793280. Its totient is φ = 110155680.

The previous prime is 113969851. The next prime is 113969861. The reversal of 113969857 is 758969311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113969857 - 2⁷ = 113969729 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 113969857.

It is not an unprimeable number, because it can be changed into a prime (113969851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30244 + ... + 33802.

It is an arithmetic number, because the mean of its divisors is an integer number (14724160).

Almost surely, 2^113969857 is an apocalyptic number.

It is an amenable number.

113969857 is a deficient number, since it is larger than the sum of its proper divisors (3823423).

113969857 is a wasteful number, since it uses less digits than its factorization.

113969857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4623.

The product of its digits is 408240, while the sum is 49.

The square root of 113969857 is about 10675.6665834036. Note that the first 3 decimals coincide. The cubic root of 113969857 is about 484.8380186744.

The spelling of 113969857 in words is "one hundred thirteen million, nine hundred sixty-nine thousand, eight hundred fifty-seven".