1099791337 has 2 divisors, whose sum is σ = 1099791338. Its totient is φ = 1099791336.

The previous prime is 1099791313. The next prime is 1099791347. The reversal of 1099791337 is 7331979901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 786465936 + 313325401 = 28044^2 + 17701^2 .

It is a cyclic number.

It is not a de Polignac number, because 1099791337 - 2¹⁹ = 1099267049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1099791347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549895668 + 549895669.

It is an arithmetic number, because the mean of its divisors is an integer number (549895669).

Almost surely, 2^1099791337 is an apocalyptic number.

It is an amenable number.

1099791337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099791337 is an equidigital number, since it uses as much as digits as its factorization.

1099791337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 321489, while the sum is 49.

The square root of 1099791337 is about 33163.1020412747. The cubic root of 1099791337 is about 1032.2148390057.

The spelling of 1099791337 in words is "one billion, ninety-nine million, seven hundred ninety-one thousand, three hundred thirty-seven".