112297661 has 12 divisors (see below), whose sum is σ = 136312992. Its totient is φ = 92069208.

The previous prime is 112297637. The next prime is 112297663. The reversal of 112297661 is 166792211.

It is not a de Polignac number, because 112297661 - 2¹⁰ = 112296637 is a prime.

It is a super-2 number, since 2×112297661² = 25221529332141842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112297663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48695 + ... + 50948.

It is an arithmetic number, because the mean of its divisors is an integer number (11359416).

Almost surely, 2^112297661 is an apocalyptic number.

It is an amenable number.

112297661 is a deficient number, since it is larger than the sum of its proper divisors (24015331).

112297661 is an equidigital number, since it uses as much as digits as its factorization.

112297661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99680 (or 99673 counting only the distinct ones).

The product of its digits is 9072, while the sum is 35.

The square root of 112297661 is about 10597.0590731580. The cubic root of 112297661 is about 482.4551020891.

The spelling of 112297661 in words is "one hundred twelve million, two hundred ninety-seven thousand, six hundred sixty-one".