1100153189 has 2 divisors, whose sum is σ = 1100153190. Its totient is φ = 1100153188.

The previous prime is 1100153183. The next prime is 1100153207. The reversal of 1100153189 is 9813510011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 657050689 + 443102500 = 25633^2 + 21050^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100153189 - 2¹² = 1100149093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100153183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550076594 + 550076595.

It is an arithmetic number, because the mean of its divisors is an integer number (550076595).

Almost surely, 2^1100153189 is an apocalyptic number.

It is an amenable number.

1100153189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100153189 is an equidigital number, since it uses as much as digits as its factorization.

1100153189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 29.

The square root of 1100153189 is about 33168.5572342241. The cubic root of 1100153189 is about 1032.3280326135.

The spelling of 1100153189 in words is "one billion, one hundred million, one hundred fifty-three thousand, one hundred eighty-nine".