113563143 has 6 divisors (see below), whose sum is σ = 164035664. Its totient is φ = 75708756.

The previous prime is 113563127. The next prime is 113563147. The reversal of 113563143 is 341365311.

It is not a de Polignac number, because 113563143 - 2⁴ = 113563127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113563147) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 6309055 + ... + 6309072.

Almost surely, 2^113563143 is an apocalyptic number.

113563143 is a deficient number, since it is larger than the sum of its proper divisors (50472521).

113563143 is a wasteful number, since it uses less digits than its factorization.

113563143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12618133 (or 12618130 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 113563143 is about 10656.6009121108. The cubic root of 113563143 is about 484.2605986251.

The spelling of 113563143 in words is "one hundred thirteen million, five hundred sixty-three thousand, one hundred forty-three".