1112312099 has 2 divisors, whose sum is σ = 1112312100. Its totient is φ = 1112312098.

The previous prime is 1112312063. The next prime is 1112312111. The reversal of 1112312099 is 9902132111.

It is a strong prime.

It is an emirp because it is prime and its reverse (9902132111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112312099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112312029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556156049 + 556156050.

It is an arithmetic number, because the mean of its divisors is an integer number (556156050).

Almost surely, 2^1112312099 is an apocalyptic number.

1112312099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112312099 is an equidigital number, since it uses as much as digits as its factorization.

1112312099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 29.

The square root of 1112312099 is about 33351.3432862906. The cubic root of 1112312099 is about 1036.1172091392.

The spelling of 1112312099 in words is "one billion, one hundred twelve million, three hundred twelve thousand, ninety-nine".