112132521 has 24 divisors (see below), whose sum is σ = 171175680. Its totient is φ = 70589376.

The previous prime is 112132513. The next prime is 112132541. The reversal of 112132521 is 125231211.

112132521 is a `hidden beast` number, since 1 + 12 + 132 + 521 = 666.

It is not a de Polignac number, because 112132521 - 2³ = 112132513 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112132494 and 112132503.

It is not an unprimeable number, because it can be changed into a prime (112132541) 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 23 ways as a sum of consecutive naturals, for example, 12925 + ... + 19781.

It is an arithmetic number, because the mean of its divisors is an integer number (7132320).

Almost surely, 2^112132521 is an apocalyptic number.

It is an amenable number.

112132521 is a deficient number, since it is larger than the sum of its proper divisors (59043159).

112132521 is a wasteful number, since it uses less digits than its factorization.

112132521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6965 (or 6962 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 112132521 is about 10589.2644220456. The cubic root of 112132521 is about 482.2184936530.

Adding to 112132521 its reverse (125231211), we get a palindrome (237363732).

The spelling of 112132521 in words is "one hundred twelve million, one hundred thirty-two thousand, five hundred twenty-one".