113634213 has 16 divisors (see below), whose sum is σ = 188898816. Its totient is φ = 59030640.

The previous prime is 113634197. The next prime is 113634229. The reversal of 113634213 is 312436311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (113634197) and next prime (113634229).

It is not a de Polignac number, because 113634213 - 2⁴ = 113634197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113634233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245731 + ... + 246192.

It is an arithmetic number, because the mean of its divisors is an integer number (11806176).

Almost surely, 2^113634213 is an apocalyptic number.

It is an amenable number.

113634213 is a deficient number, since it is larger than the sum of its proper divisors (75264603).

113634213 is a wasteful number, since it uses less digits than its factorization.

113634213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491944.

The product of its digits is 1296, while the sum is 24.

The square root of 113634213 is about 10659.9349435163. The cubic root of 113634213 is about 484.3615974259.

It can be divided in two parts, 11363 and 4213, that added together give a triangular number (15576 = T₁₇₆).

The spelling of 113634213 in words is "one hundred thirteen million, six hundred thirty-four thousand, two hundred thirteen".