113200645609 has 2 divisors, whose sum is σ = 113200645610. Its totient is φ = 113200645608.

The previous prime is 113200645589. The next prime is 113200645693. The reversal of 113200645609 is 906546002311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82715485609 + 30485160000 = 287603^2 + 174600^2 .

It is a cyclic number.

It is not a de Polignac number, because 113200645609 - 2³⁵ = 78840907241 is a prime.

It is not a weakly prime, because it can be changed into another prime (113200645009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56600322804 + 56600322805.

It is an arithmetic number, because the mean of its divisors is an integer number (56600322805).

Almost surely, 2^113200645609 is an apocalyptic number.

It is an amenable number.

113200645609 is a deficient number, since it is larger than the sum of its proper divisors (1).

113200645609 is an equidigital number, since it uses as much as digits as its factorization.

113200645609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 113200645609 in words is "one hundred thirteen billion, two hundred million, six hundred forty-five thousand, six hundred nine".