113636358 has 80 divisors (see below), whose sum is σ = 284429376. Its totient is φ = 33611760.

The previous prime is 113636339. The next prime is 113636387. The reversal of 113636358 is 853636311.

It is a happy number.

113636358 is a `hidden beast` number, since 1 + 13 + 6 + 3 + 635 + 8 = 666.

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, 75885 + ... + 77367.

Almost surely, 2^113636358 is an apocalyptic number.

113636358 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113636358, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142214688).

113636358 is an abundant number, since it is smaller than the sum of its proper divisors (170793018).

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

113636358 is a wasteful number, since it uses less digits than its factorization.

113636358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551 (or 1542 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 113636358 is about 10660.0355534116. The cubic root of 113636358 is about 484.3646450676.

The spelling of 113636358 in words is "one hundred thirteen million, six hundred thirty-six thousand, three hundred fifty-eight".