113255609 has 2 divisors, whose sum is σ = 113255610. Its totient is φ = 113255608.

The previous prime is 113255603. The next prime is 113255641. The reversal of 113255609 is 906552311.

It is an a-pointer prime, because the next prime (113255641) can be obtained adding 113255609 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111239209 + 2016400 = 10547^2 + 1420^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113255609 is a prime.

It is not a weakly prime, because it can be changed into another prime (113255603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56627804 + 56627805.

It is an arithmetic number, because the mean of its divisors is an integer number (56627805).

Almost surely, 2^113255609 is an apocalyptic number.

It is an amenable number.

113255609 is a deficient number, since it is larger than the sum of its proper divisors (1).

113255609 is an equidigital number, since it uses as much as digits as its factorization.

113255609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 113255609 is about 10642.1618574423. The cubic root of 113255609 is about 483.8230704187.

The spelling of 113255609 in words is "one hundred thirteen million, two hundred fifty-five thousand, six hundred nine".