112517980969 has 9 divisors (see below), whose sum is σ = 114699140773. Its totient is φ = 110377557472.

The previous prime is 112517980931. The next prime is 112517980997. The reversal of 112517980969 is 969089715211.

The square root of 112517980969 is 335437.

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

It can be written as a sum of positive squares in 4 ways, for example, as 26427379225 + 86090601744 = 162565^2 + 293412^2 .

It is not a de Polignac number, because 112517980969 - 2¹⁷ = 112517849897 is a prime.

It is a super-2 number, since 2×112517980969² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112517980919) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 17774997 + ... + 17781325.

Almost surely, 2^112517980969 is an apocalyptic number.

112517980969 is the 335437-th square number.

112517980969 is the 167719-th centered octagonal number.

It is an amenable number.

112517980969 is a deficient number, since it is larger than the sum of its proper divisors (2181159804).

112517980969 is an frugal number, since it uses more digits than its factorization.

112517980969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12764 (or 6382 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 58.

The spelling of 112517980969 in words is "one hundred twelve billion, five hundred seventeen million, nine hundred eighty thousand, nine hundred sixty-nine".