112287997 has 2 divisors, whose sum is σ = 112287998. Its totient is φ = 112287996.

The previous prime is 112287977. The next prime is 112288003. The reversal of 112287997 is 799782211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70375321 + 41912676 = 8389^2 + 6474^2 .

It is a cyclic number.

It is not a de Polignac number, because 112287997 - 2⁷ = 112287869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112287977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56143998 + 56143999.

It is an arithmetic number, because the mean of its divisors is an integer number (56143999).

Almost surely, 2^112287997 is an apocalyptic number.

It is an amenable number.

112287997 is a deficient number, since it is larger than the sum of its proper divisors (1).

112287997 is an equidigital number, since it uses as much as digits as its factorization.

112287997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 46.

The square root of 112287997 is about 10596.6030877824. The cubic root of 112287997 is about 482.4412621456.

The spelling of 112287997 in words is "one hundred twelve million, two hundred eighty-seven thousand, nine hundred ninety-seven".