112310509 has 2 divisors, whose sum is σ = 112310510. Its totient is φ = 112310508.

The previous prime is 112310491. The next prime is 112310519. The reversal of 112310509 is 905013211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112148100 + 162409 = 10590^2 + 403^2 .

It is a cyclic number.

It is not a de Polignac number, because 112310509 - 2⁵ = 112310477 is a prime.

It is a super-2 number, since 2×112310509² = 25227300863678162, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112310509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112310519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56155254 + 56155255.

It is an arithmetic number, because the mean of its divisors is an integer number (56155255).

Almost surely, 2^112310509 is an apocalyptic number.

It is an amenable number.

112310509 is a deficient number, since it is larger than the sum of its proper divisors (1).

112310509 is an equidigital number, since it uses as much as digits as its factorization.

112310509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 112310509 is about 10597.6652617452. The cubic root of 112310509 is about 482.4735006521.

The spelling of 112310509 in words is "one hundred twelve million, three hundred ten thousand, five hundred nine".