1098804144 has 40 divisors (see below), whose sum is σ = 2839929840. Its totient is φ = 366093568.

The previous prime is 1098804131. The next prime is 1098804191. The reversal of 1098804144 is 4414088901.

1098804144 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132142 + ... + 140210.

It is an arithmetic number, because the mean of its divisors is an integer number (70998246).

Almost surely, 2^1098804144 is an apocalyptic number.

It is an amenable number.

1098804144 is an abundant number, since it is smaller than the sum of its proper divisors (1741125696).

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

1098804144 is a wasteful number, since it uses less digits than its factorization.

1098804144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10917 (or 10911 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 1098804144 is about 33148.2147935602. The cubic root of 1098804144 is about 1031.9059015219.

The spelling of 1098804144 in words is "one billion, ninety-eight million, eight hundred four thousand, one hundred forty-four".