113660443 has 12 divisors (see below), whose sum is σ = 123418128. Its totient is φ = 104626080.

The previous prime is 113660423. The next prime is 113660467. The reversal of 113660443 is 344066311.

It is not a de Polignac number, because 113660443 - 2¹⁷ = 113529371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113660423) 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 11 ways as a sum of consecutive naturals, for example, 81613 + ... + 82993.

It is an arithmetic number, because the mean of its divisors is an integer number (10284844).

Almost surely, 2^113660443 is an apocalyptic number.

113660443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

113660443 is a deficient number, since it is larger than the sum of its proper divisors (9757685).

113660443 is a wasteful number, since it uses less digits than its factorization.

113660443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894 (or 1881 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 113660443 is about 10661.1651802230. The cubic root of 113660443 is about 484.3988626912.

The spelling of 113660443 in words is "one hundred thirteen million, six hundred sixty thousand, four hundred forty-three".