112331997 has 6 divisors (see below), whose sum is σ = 162257342. Its totient is φ = 74887992.

The previous prime is 112331981. The next prime is 112332001. The reversal of 112331997 is 799133211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 65464281 + 46867716 = 8091^2 + 6846^2 .

It is not a de Polignac number, because 112331997 - 2⁴ = 112331981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112331957) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6240658 + ... + 6240675.

Almost surely, 2^112331997 is an apocalyptic number.

It is an amenable number.

112331997 is a deficient number, since it is larger than the sum of its proper divisors (49925345).

112331997 is a wasteful number, since it uses less digits than its factorization.

112331997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12481339 (or 12481336 counting only the distinct ones).

The product of its digits is 10206, while the sum is 36.

The square root of 112331997 is about 10598.6790214630. The cubic root of 112331997 is about 482.5042687122.

The spelling of 112331997 in words is "one hundred twelve million, three hundred thirty-one thousand, nine hundred ninety-seven".