113100003 has 16 divisors (see below), whose sum is σ = 167961600. Its totient is φ = 75217320.

The previous prime is 113099999. The next prime is 113100007. The reversal of 113100003 is 300001311.

It is an interprime number because it is at equal distance from previous prime (113099999) and next prime (113100007).

It is not a de Polignac number, because 113100003 - 2² = 113099999 is a prime.

It is a super-2 number, since 2×113100003² = 25583221357200018, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (113100007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6778 + ... + 16496.

It is an arithmetic number, because the mean of its divisors is an integer number (10497600).

Almost surely, 2^113100003 is an apocalyptic number.

113100003 is a deficient number, since it is larger than the sum of its proper divisors (54861597).

113100003 is an equidigital number, since it uses as much as digits as its factorization.

113100003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10159 (or 10153 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

The square root of 113100003 is about 10634.8485179621. The cubic root of 113100003 is about 483.6013881580.

Adding to 113100003 its reverse (300001311), we get a palindrome (413101314).

The spelling of 113100003 in words is "one hundred thirteen million, one hundred thousand, three".