1098900599 has 2 divisors, whose sum is σ = 1098900600. Its totient is φ = 1098900598.

The previous prime is 1098900589. The next prime is 1098900623. The reversal of 1098900599 is 9950098901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1098900599 - 2²⁰ = 1097852023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1098900529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549450299 + 549450300.

It is an arithmetic number, because the mean of its divisors is an integer number (549450300).

Almost surely, 2^1098900599 is an apocalyptic number.

1098900599 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098900599 is an equidigital number, since it uses as much as digits as its factorization.

1098900599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 262440, while the sum is 50.

The square root of 1098900599 is about 33149.6696665291. The cubic root of 1098900599 is about 1031.9360948225.

The spelling of 1098900599 in words is "one billion, ninety-eight million, nine hundred thousand, five hundred ninety-nine".