113003509 has 2 divisors, whose sum is σ = 113003510. Its totient is φ = 113003508.

The previous prime is 113003483. The next prime is 113003519. The reversal of 113003509 is 905300311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108368100 + 4635409 = 10410^2 + 2153^2 .

It is a cyclic number.

It is not a de Polignac number, because 113003509 - 2⁷ = 113003381 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113003509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113003519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56501754 + 56501755.

It is an arithmetic number, because the mean of its divisors is an integer number (56501755).

Almost surely, 2^113003509 is an apocalyptic number.

It is an amenable number.

113003509 is a deficient number, since it is larger than the sum of its proper divisors (1).

113003509 is an equidigital number, since it uses as much as digits as its factorization.

113003509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405, while the sum is 22.

The square root of 113003509 is about 10630.3108609297. The cubic root of 113003509 is about 483.4638169572.

The spelling of 113003509 in words is "one hundred thirteen million, three thousand, five hundred nine".