1099116619 has 2 divisors, whose sum is σ = 1099116620. Its totient is φ = 1099116618.

The previous prime is 1099116581. The next prime is 1099116637. The reversal of 1099116619 is 9166119901.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1099116619 - 2⁹ = 1099116107 is a prime.

It is a super-2 number, since 2×1099116619² = 2416114684323982322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1099116649) 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, 549558309 + 549558310.

It is an arithmetic number, because the mean of its divisors is an integer number (549558310).

Almost surely, 2^1099116619 is an apocalyptic number.

1099116619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099116619 is an equidigital number, since it uses as much as digits as its factorization.

1099116619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 43.

The square root of 1099116619 is about 33152.9277590984. The cubic root of 1099116619 is about 1032.0037091363.

The spelling of 1099116619 in words is "one billion, ninety-nine million, one hundred sixteen thousand, six hundred nineteen".