113003109 has 12 divisors (see below), whose sum is σ = 163320300. Its totient is φ = 75292224.

The previous prime is 113003083. The next prime is 113003119. The reversal of 113003109 is 901300311.

It can be written as a sum of positive squares in 2 ways, for example, as 57426084 + 55577025 = 7578^2 + 7455^2 .

It is not a de Polignac number, because 113003109 - 2⁸ = 113002853 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113003091 and 113003100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113003119) 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, 24607 + ... + 28835.

It is an arithmetic number, because the mean of its divisors is an integer number (13610025).

Almost surely, 2^113003109 is an apocalyptic number.

It is an amenable number.

113003109 is a deficient number, since it is larger than the sum of its proper divisors (50317191).

113003109 is a wasteful number, since it uses less digits than its factorization.

113003109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7204 (or 7201 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The square root of 113003109 is about 10630.2920467878. The cubic root of 113003109 is about 483.4632465155.

The spelling of 113003109 in words is "one hundred thirteen million, three thousand, one hundred nine".