1098815104 has 32 divisors (see below), whose sum is σ = 2264537700. Its totient is φ = 530460672.

The previous prime is 1098815089. The next prime is 1098815117. The reversal of 1098815104 is 4015188901.

It can be written as a sum of positive squares in 2 ways, for example, as 941262400 + 157552704 = 30680^2 + 12552^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 144297 + ... + 151720.

Almost surely, 2^1098815104 is an apocalyptic number.

It is an amenable number.

1098815104 is an abundant number, since it is smaller than the sum of its proper divisors (1165722596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1098815104 is an equidigital number, since it uses as much as digits as its factorization.

1098815104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296060 (or 296048 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 37.

The square root of 1098815104 is about 33148.3801112513. The cubic root of 1098815104 is about 1031.9093324187.

The spelling of 1098815104 in words is "one billion, ninety-eight million, eight hundred fifteen thousand, one hundred four".