1100300189 has 4 divisors (see below), whose sum is σ = 1103072124. Its totient is φ = 1097528256.

The previous prime is 1100300183. The next prime is 1100300209. The reversal of 1100300189 is 9810030011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 682097689 + 418202500 = 26117^2 + 20450^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100300189 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 (1100300183) 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 3 ways as a sum of consecutive naturals, for example, 1385372 + ... + 1386165.

It is an arithmetic number, because the mean of its divisors is an integer number (275768031).

Almost surely, 2^1100300189 is an apocalyptic number.

It is an amenable number.

1100300189 is a deficient number, since it is larger than the sum of its proper divisors (2771935).

1100300189 is an equidigital number, since it uses as much as digits as its factorization.

1100300189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2771934.

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 1100300189 is about 33170.7731142945. The cubic root of 1100300189 is about 1032.3740096840.

The spelling of 1100300189 in words is "one billion, one hundred million, three hundred thousand, one hundred eighty-nine".