113789289 has 4 divisors (see below), whose sum is σ = 151719056. Its totient is φ = 75859524.

The previous prime is 113789287. The next prime is 113789293. The reversal of 113789289 is 982987311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 113789289 - 2¹ = 113789287 is a prime.

It is a super-2 number, since 2×113789289² = 25896004582251042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113789287) 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, 18964879 + ... + 18964884.

It is an arithmetic number, because the mean of its divisors is an integer number (37929764).

Almost surely, 2^113789289 is an apocalyptic number.

It is an amenable number.

113789289 is a deficient number, since it is larger than the sum of its proper divisors (37929767).

113789289 is an equidigital number, since it uses as much as digits as its factorization.

113789289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37929766.

The product of its digits is 217728, while the sum is 48.

The square root of 113789289 is about 10667.2062415611. The cubic root of 113789289 is about 484.5818324950.

The spelling of 113789289 in words is "one hundred thirteen million, seven hundred eighty-nine thousand, two hundred eighty-nine".