1112288819 has 2 divisors, whose sum is σ = 1112288820. Its totient is φ = 1112288818.

The previous prime is 1112288813. The next prime is 1112288831. The reversal of 1112288819 is 9188822111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112288819 is a prime.

It is a super-2 number, since 2×1112288819² = 2474372833744829522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1112288813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556144409 + 556144410.

It is an arithmetic number, because the mean of its divisors is an integer number (556144410).

Almost surely, 2^1112288819 is an apocalyptic number.

1112288819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112288819 is an equidigital number, since it uses as much as digits as its factorization.

1112288819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 41.

The square root of 1112288819 is about 33350.9942730348. The cubic root of 1112288819 is about 1036.1099806593.

The spelling of 1112288819 in words is "one billion, one hundred twelve million, two hundred eighty-eight thousand, eight hundred nineteen".