112911456529 has 9 divisors (see below), whose sum is σ = 116949306747. Its totient is φ = 109008549384.

The previous prime is 112911456517. The next prime is 112911456533. The reversal of 112911456529 is 925654119211.

The square root of 112911456529 is 336023.

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

It can be written as a sum of positive squares in only one way, i.e., 59208028929 + 53703427600 = 243327^2 + 231740^2 .

It is not a de Polignac number, because 112911456529 - 2⁹ = 112911456017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112911456589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9738874 + ... + 9750460.

Almost surely, 2^112911456529 is an apocalyptic number.

112911456529 is the 336023-rd square number.

112911456529 is the 168012-nd centered octagonal number.

It is an amenable number.

112911456529 is a deficient number, since it is larger than the sum of its proper divisors (4037850218).

112911456529 is an frugal number, since it uses more digits than its factorization.

112911456529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23232 (or 11616 counting only the distinct ones).

The product of its digits is 194400, while the sum is 46.

The spelling of 112911456529 in words is "one hundred twelve billion, nine hundred eleven million, four hundred fifty-six thousand, five hundred twenty-nine".