112797237609 has 63 divisors (see below), whose sum is σ = 196840445607. Its totient is φ = 64419292224.

The previous prime is 112797237601. The next prime is 112797237611. The reversal of 112797237609 is 906732797211.

The square root of 112797237609 is 335853.

It is a perfect power (a square), and thus also a powerful number.

112797237609 is a `hidden beast` number, since 1 + 1 + 2 + 7 + 9 + 7 + 23 + 7 + 609 = 666.

It can be written as a sum of positive squares in only one way, i.e., 57161637225 + 55635600384 = 239085^2 + 235872^2 .

It is a tau number, because it is divible by the number of its divisors (63).

It is not a de Polignac number, because 112797237609 - 2³ = 112797237601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112797237601) 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 in 62 ways as a sum of consecutive naturals, for example, 63475329 + ... + 63477105.

Almost surely, 2^112797237609 is an apocalyptic number.

112797237609 is the 335853-rd square number.

112797237609 is the 167927-th centered octagonal number.

It is an amenable number.

112797237609 is a deficient number, since it is larger than the sum of its proper divisors (84043207998).

112797237609 is an frugal number, since it uses more digits than its factorization.

112797237609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586 (or 1787 counting only the distinct ones).

The product of its (nonzero) digits is 2000376, while the sum is 54.

The spelling of 112797237609 in words is "one hundred twelve billion, seven hundred ninety-seven million, two hundred thirty-seven thousand, six hundred nine".