112743222749 has 2 divisors, whose sum is σ = 112743222750. Its totient is φ = 112743222748.

The previous prime is 112743222721. The next prime is 112743222763. The reversal of 112743222749 is 947222347211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84502420249 + 28240802500 = 290693^2 + 168050^2 .

It is a cyclic number.

It is not a de Polignac number, because 112743222749 - 2²⁰ = 112742174173 is a prime.

It is a super-2 number, since 2×112743222749² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112743222349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56371611374 + 56371611375.

It is an arithmetic number, because the mean of its divisors is an integer number (56371611375).

Almost surely, 2^112743222749 is an apocalyptic number.

It is an amenable number.

112743222749 is a deficient number, since it is larger than the sum of its proper divisors (1).

112743222749 is an equidigital number, since it uses as much as digits as its factorization.

112743222749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 44.

The spelling of 112743222749 in words is "one hundred twelve billion, seven hundred forty-three million, two hundred twenty-two thousand, seven hundred forty-nine".