112749113 has 2 divisors, whose sum is σ = 112749114. Its totient is φ = 112749112.

The previous prime is 112749067. The next prime is 112749121. The reversal of 112749113 is 311947211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91145209 + 21603904 = 9547^2 + 4648^2 .

It is an emirp because it is prime and its reverse (311947211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112749113 - 2¹⁶ = 112683577 is a prime.

It is not a weakly prime, because it can be changed into another prime (112749313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56374556 + 56374557.

It is an arithmetic number, because the mean of its divisors is an integer number (56374557).

Almost surely, 2^112749113 is an apocalyptic number.

It is an amenable number.

112749113 is a deficient number, since it is larger than the sum of its proper divisors (1).

112749113 is an equidigital number, since it uses as much as digits as its factorization.

112749113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 29.

The square root of 112749113 is about 10618.3385235168. The cubic root of 112749113 is about 483.1007495580.

The spelling of 112749113 in words is "one hundred twelve million, seven hundred forty-nine thousand, one hundred thirteen".