112132665 has 12 divisors (see below), whose sum is σ = 194363364. Its totient is φ = 59804064.

The previous prime is 112132639. The next prime is 112132687. The reversal of 112132665 is 566231211.

It can be written as a sum of positive squares in 2 ways, for example, as 26255376 + 85877289 = 5124^2 + 9267^2 .

It is not a de Polignac number, because 112132665 - 2⁵ = 112132633 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1245874 + ... + 1245963.

It is an arithmetic number, because the mean of its divisors is an integer number (16196947).

Almost surely, 2^112132665 is an apocalyptic number.

112132665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112132665 is a deficient number, since it is larger than the sum of its proper divisors (82230699).

112132665 is a wasteful number, since it uses less digits than its factorization.

112132665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491848 (or 2491845 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 112132665 is about 10589.2712213825. The cubic root of 112132665 is about 482.2187000737.

Adding to 112132665 its reverse (566231211), we get a palindrome (678363876).

The spelling of 112132665 in words is "one hundred twelve million, one hundred thirty-two thousand, six hundred sixty-five".