113145599 has 8 divisors (see below), whose sum is σ = 132316800. Its totient is φ = 94726296.

The previous prime is 113145587. The next prime is 113145601. The reversal of 113145599 is 995541311.

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

It is not a de Polignac number, because 113145599 - 2⁸ = 113145343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113145509) 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, 187649 + ... + 188250.

It is an arithmetic number, because the mean of its divisors is an integer number (16539600).

Almost surely, 2^113145599 is an apocalyptic number.

113145599 is a deficient number, since it is larger than the sum of its proper divisors (19171201).

113145599 is an equidigital number, since it uses as much as digits as its factorization.

113145599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375949.

The product of its digits is 24300, while the sum is 38.

The square root of 113145599 is about 10636.9920090221. The cubic root of 113145599 is about 483.6663670139. Note that the first 3 decimals are identical.

The spelling of 113145599 in words is "one hundred thirteen million, one hundred forty-five thousand, five hundred ninety-nine".