1120112309 has 2 divisors, whose sum is σ = 1120112310. Its totient is φ = 1120112308.

The previous prime is 1120112299. The next prime is 1120112341. The reversal of 1120112309 is 9032110211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1095411409 + 24700900 = 33097^2 + 4970^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120112309 - 2²⁰ = 1119063733 is a prime.

It is a super-2 number, since 2×1120112309² = 2509303169546622962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120112009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560056154 + 560056155.

It is an arithmetic number, because the mean of its divisors is an integer number (560056155).

Almost surely, 2^1120112309 is an apocalyptic number.

It is an amenable number.

1120112309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120112309 is an equidigital number, since it uses as much as digits as its factorization.

1120112309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 1120112309 is about 33468.0789559246. The cubic root of 1120112309 is about 1038.5335313422.

The spelling of 1120112309 in words is "one billion, one hundred twenty million, one hundred twelve thousand, three hundred nine".