1100180399 has 8 divisors (see below), whose sum is σ = 1108031232. Its totient is φ = 1092343320.

The previous prime is 1100180377. The next prime is 1100180443. The reversal of 1100180399 is 9930810011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1100180399 - 2²⁰ = 1099131823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100180309) 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, 197912 + ... + 203394.

It is an arithmetic number, because the mean of its divisors is an integer number (138503904).

Almost surely, 2^1100180399 is an apocalyptic number.

1100180399 is a deficient number, since it is larger than the sum of its proper divisors (7850833).

1100180399 is a wasteful number, since it uses less digits than its factorization.

1100180399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6877.

The product of its (nonzero) digits is 1944, while the sum is 32.

The square root of 1100180399 is about 33168.9674093120. The cubic root of 1100180399 is about 1032.3365433719.

The spelling of 1100180399 in words is "one billion, one hundred million, one hundred eighty thousand, three hundred ninety-nine".