113569899 has 8 divisors (see below), whose sum is σ = 151502400. Its totient is φ = 75675336.

The previous prime is 113569889. The next prime is 113569901. The reversal of 113569899 is 998965311.

It is a happy number.

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

It is not a de Polignac number, because 113569899 - 2¹¹ = 113567851 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (113569879) 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, 1549 + ... + 15150.

It is an arithmetic number, because the mean of its divisors is an integer number (18937800).

Almost surely, 2^113569899 is an apocalyptic number.

113569899 is a deficient number, since it is larger than the sum of its proper divisors (37932501).

113569899 is a wasteful number, since it uses less digits than its factorization.

113569899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18969.

The product of its digits is 524880, while the sum is 51.

The square root of 113569899 is about 10656.9178940255. The cubic root of 113569899 is about 484.2702015052.

The spelling of 113569899 in words is "one hundred thirteen million, five hundred sixty-nine thousand, eight hundred ninety-nine".