113643036 has 54 divisors (see below), whose sum is σ = 311078040. Its totient is φ = 34965216.

The previous prime is 113643031. The next prime is 113643041. The reversal of 113643036 is 630346311.

113643036 is a `hidden beast` number, since 1 + 13 + 643 + 0 + 3 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (113643031) and next prime (113643041).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113643031) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3256 + ... + 15423.

Almost surely, 2^113643036 is an apocalyptic number.

It is an amenable number.

113643036 is an abundant number, since it is smaller than the sum of its proper divisors (197435004).

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

113643036 is a wasteful number, since it uses less digits than its factorization.

113643036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18715 (or 18697 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 113643036 is about 10660.3487747822. The cubic root of 113643036 is about 484.3741330043.

Adding to 113643036 its reverse (630346311), we get a palindrome (743989347).

It can be divided in two parts, 11364 and 3036, that added together give a square (14400 = 120²).

The spelling of 113643036 in words is "one hundred thirteen million, six hundred forty-three thousand, thirty-six".