101113189 has 2 divisors, whose sum is σ = 101113190. Its totient is φ = 101113188.

The previous prime is 101113171. The next prime is 101113211. The reversal of 101113189 is 981311101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81902500 + 19210689 = 9050^2 + 4383^2 .

It is an emirp because it is prime and its reverse (981311101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101113189 - 2⁵ = 101113157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101119189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50556594 + 50556595.

It is an arithmetic number, because the mean of its divisors is an integer number (50556595).

Almost surely, 2^101113189 is an apocalyptic number.

It is an amenable number.

101113189 is a deficient number, since it is larger than the sum of its proper divisors (1).

101113189 is an equidigital number, since it uses as much as digits as its factorization.

101113189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 25.

The square root of 101113189 is about 10055.5054074870. The cubic root of 101113189 is about 465.8748535722.

The spelling of 101113189 in words is "one hundred one million, one hundred thirteen thousand, one hundred eighty-nine".