113565000 has 160 divisors (see below), whose sum is σ = 363258720. Its totient is φ = 29568000.

The previous prime is 113564977. The next prime is 113565013. The reversal of 113565000 is 565311.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1004944 + ... + 1005056.

It is an arithmetic number, because the mean of its divisors is an integer number (2270367).

Almost surely, 2^113565000 is an apocalyptic number.

113565000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113565000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181629360).

113565000 is an abundant number, since it is smaller than the sum of its proper divisors (249693720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113565000 is a wasteful number, since it uses less digits than its factorization.

113565000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 113565000 is about 10656.6880408502. The cubic root of 113565000 is about 484.2632381759.

The spelling of 113565000 in words is "one hundred thirteen million, five hundred sixty-five thousand".