113782889 has 8 divisors (see below), whose sum is σ = 124450560. Its totient is φ = 103169200.

The previous prime is 113782871. The next prime is 113782919. The reversal of 113782889 is 988287311.

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 113782889 - 2²⁴ = 97005673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113782829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9017 + ... + 17574.

It is an arithmetic number, because the mean of its divisors is an integer number (15556320).

Almost surely, 2^113782889 is an apocalyptic number.

It is an amenable number.

113782889 is a deficient number, since it is larger than the sum of its proper divisors (10667671).

113782889 is a wasteful number, since it uses less digits than its factorization.

113782889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26991.

The product of its digits is 193536, while the sum is 47.

The square root of 113782889 is about 10666.9062525176. The cubic root of 113782889 is about 484.5727473345.

The spelling of 113782889 in words is "one hundred thirteen million, seven hundred eighty-two thousand, eight hundred eighty-nine".