112737491 has 4 divisors (see below), whose sum is σ = 112758984. Its totient is φ = 112716000.

The previous prime is 112737487. The next prime is 112737533. The reversal of 112737491 is 194737211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 194737211 = 53 ⋅3674287.

It is a cyclic number.

It is not a de Polignac number, because 112737491 - 2² = 112737487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112737451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2891 + ... + 15291.

It is an arithmetic number, because the mean of its divisors is an integer number (28189746).

Almost surely, 2^112737491 is an apocalyptic number.

112737491 is a deficient number, since it is larger than the sum of its proper divisors (21493).

112737491 is an equidigital number, since it uses as much as digits as its factorization.

112737491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21492.

The product of its digits is 10584, while the sum is 35.

The square root of 112737491 is about 10617.7912486543. The cubic root of 112737491 is about 483.0841499010.

The spelling of 112737491 in words is "one hundred twelve million, seven hundred thirty-seven thousand, four hundred ninety-one".