189324169 has 2 divisors, whose sum is σ = 189324170. Its totient is φ = 189324168.

The previous prime is 189324143. The next prime is 189324221. The reversal of 189324169 is 961423981.

It is a happy number.

189324169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179211769 + 10112400 = 13387^2 + 3180^2 .

It is a cyclic number.

It is not a de Polignac number, because 189324169 - 2¹⁷ = 189193097 is a prime.

It is a super-2 number, since 2×189324169² = 71687281935081122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (189322169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94662084 + 94662085.

It is an arithmetic number, because the mean of its divisors is an integer number (94662085).

Almost surely, 2^189324169 is an apocalyptic number.

It is an amenable number.

189324169 is a deficient number, since it is larger than the sum of its proper divisors (1).

189324169 is an equidigital number, since it uses as much as digits as its factorization.

189324169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 43.

The square root of 189324169 is about 13759.5119462865. The cubic root of 189324169 is about 574.2072695359.

It can be divided in two parts, 1893 and 24169, that added together give a palindrome (26062).

The spelling of 189324169 in words is "one hundred eighty-nine million, three hundred twenty-four thousand, one hundred sixty-nine".