113344203 has 12 divisors (see below), whose sum is σ = 175799400. Its totient is φ = 64768032.

The previous prime is 113344201. The next prime is 113344211. The reversal of 113344203 is 302443311.

It is not a de Polignac number, because 113344203 - 2¹ = 113344201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 113344203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113344201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 385378 + ... + 385671.

It is an arithmetic number, because the mean of its divisors is an integer number (14649950).

Almost surely, 2^113344203 is an apocalyptic number.

113344203 is a deficient number, since it is larger than the sum of its proper divisors (62455197).

113344203 is an equidigital number, since it uses as much as digits as its factorization.

113344203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771066 (or 771059 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 113344203 is about 10646.3234499051. The cubic root of 113344203 is about 483.9491941184.

Adding to 113344203 its reverse (302443311), we get a palindrome (415787514).

The spelling of 113344203 in words is "one hundred thirteen million, three hundred forty-four thousand, two hundred three".