113043403 has 6 divisors (see below), whose sum is σ = 124254452. Its totient is φ = 102766620.

The previous prime is 113043401. The next prime is 113043409. The reversal of 113043403 is 304340311.

It is not a de Polignac number, because 113043403 - 2¹ = 113043401 is a prime.

It is a super-3 number, since 3×113043403³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113043401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 467001 + ... + 467242.

Almost surely, 2^113043403 is an apocalyptic number.

113043403 is a deficient number, since it is larger than the sum of its proper divisors (11211049).

113043403 is an equidigital number, since it uses as much as digits as its factorization.

113043403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934265 (or 934254 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 113043403 is about 10632.1871221306. The cubic root of 113043403 is about 483.5207032033.

Adding to 113043403 its reverse (304340311), we get a palindrome (417383714).

It can be divided in two parts, 11 and 3043403, that multiplied together give a palindrome (33477433).

The spelling of 113043403 in words is "one hundred thirteen million, forty-three thousand, four hundred three".