112749331 has 2 divisors, whose sum is σ = 112749332. Its totient is φ = 112749330.

The previous prime is 112749319. The next prime is 112749337. The reversal of 112749331 is 133947211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112749331 - 2⁹ = 112748819 is a prime.

It is a super-2 number, since 2×112749331² = 25424823281895122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 112749293 and 112749302.

It is not a weakly prime, because it can be changed into another prime (112749337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56374665 + 56374666.

It is an arithmetic number, because the mean of its divisors is an integer number (56374666).

Almost surely, 2^112749331 is an apocalyptic number.

112749331 is a deficient number, since it is larger than the sum of its proper divisors (1).

112749331 is an equidigital number, since it uses as much as digits as its factorization.

112749331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 112749331 is about 10618.3487887713. The cubic root of 112749331 is about 483.1010609157.

The spelling of 112749331 in words is "one hundred twelve million, seven hundred forty-nine thousand, three hundred thirty-one".