1170800398 has 16 divisors (see below), whose sum is σ = 1811779200. Its totient is φ = 567016416.

The previous prime is 1170800377. The next prime is 1170800399. The reversal of 1170800398 is 8930080711.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170800399) 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 in 7 ways as a sum of consecutive naturals, for example, 18973 + ... + 51976.

It is an arithmetic number, because the mean of its divisors is an integer number (113236200).

Almost surely, 2^1170800398 is an apocalyptic number.

1170800398 is a deficient number, since it is larger than the sum of its proper divisors (640978802).

1170800398 is a wasteful number, since it uses less digits than its factorization.

1170800398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71211.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 1170800398 is about 34216.9606774184. The cubic root of 1170800398 is about 1053.9684737212.

The spelling of 1170800398 in words is "one billion, one hundred seventy million, eight hundred thousand, three hundred ninety-eight".