1113513003 has 6 divisors (see below), whose sum is σ = 1608407684. Its totient is φ = 742341996.

The previous prime is 1113512927. The next prime is 1113513059. The reversal of 1113513003 is 3003153111.

1113513003 is a `hidden beast` number, since 1 + 11 + 351 + 300 + 3 = 666.

1113513003 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1113513003 - 2²⁰ = 1112464427 is a prime.

It is a super-2 number, since 2×1113513003² = 2479822415700156018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113513083) 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, 61861825 + ... + 61861842.

Almost surely, 2^1113513003 is an apocalyptic number.

1113513003 is a deficient number, since it is larger than the sum of its proper divisors (494894681).

1113513003 is a wasteful number, since it uses less digits than its factorization.

1113513003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123723673 (or 123723670 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 1113513003 is about 33369.3422620225. The cubic root of 1113513003 is about 1036.4899551749.

Adding to 1113513003 its reverse (3003153111), we get a palindrome (4116666114).

The spelling of 1113513003 in words is "one billion, one hundred thirteen million, five hundred thirteen thousand, three".