112561537 has 8 divisors (see below), whose sum is σ = 123378912. Its totient is φ = 101841600.

The previous prime is 112561489. The next prime is 112561543. The reversal of 112561537 is 735165211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112561537 is a prime.

It is a super-2 number, since 2×112561537² = 25340199223604738, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112561499 and 112561508.

It is not an unprimeable number, because it can be changed into a prime (112561597) 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 7 ways as a sum of consecutive naturals, for example, 21928 + ... + 26569.

It is an arithmetic number, because the mean of its divisors is an integer number (15422364).

Almost surely, 2^112561537 is an apocalyptic number.

It is an amenable number.

112561537 is a deficient number, since it is larger than the sum of its proper divisors (10817375).

112561537 is a wasteful number, since it uses less digits than its factorization.

112561537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48719.

The product of its digits is 6300, while the sum is 31.

The square root of 112561537 is about 10609.5022032139. The cubic root of 112561537 is about 482.8326959926.

The spelling of 112561537 in words is "one hundred twelve million, five hundred sixty-one thousand, five hundred thirty-seven".