1080993398 has 16 divisors (see below), whose sum is σ = 1661584320. Its totient is φ = 527272200.

The previous prime is 1080993379. The next prime is 1080993421. The reversal of 1080993398 is 8933990801.

It is a Curzon number.

It is a congruent number.

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, 19508 + ... + 50423.

It is an arithmetic number, because the mean of its divisors is an integer number (103849020).

Almost surely, 2^1080993398 is an apocalyptic number.

1080993398 is a deficient number, since it is larger than the sum of its proper divisors (580590922).

1080993398 is a wasteful number, since it uses less digits than its factorization.

1080993398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70123.

The product of its (nonzero) digits is 419904, while the sum is 50.

The square root of 1080993398 is about 32878.4640456333. The cubic root of 1080993398 is about 1026.3000432147.

The spelling of 1080993398 in words is "one billion, eighty million, nine hundred ninety-three thousand, three hundred ninety-eight".