189325429 has 2 divisors, whose sum is σ = 189325430. Its totient is φ = 189325428.

The previous prime is 189325421. The next prime is 189325441. The reversal of 189325429 is 924523981.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174900625 + 14424804 = 13225^2 + 3798^2 .

It is a cyclic number.

It is not a de Polignac number, because 189325429 - 2³ = 189325421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189325421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94662714 + 94662715.

It is an arithmetic number, because the mean of its divisors is an integer number (94662715).

Almost surely, 2^189325429 is an apocalyptic number.

It is an amenable number.

189325429 is a deficient number, since it is larger than the sum of its proper divisors (1).

189325429 is an equidigital number, since it uses as much as digits as its factorization.

189325429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 43.

The square root of 189325429 is about 13759.5577327180. The cubic root of 189325429 is about 574.2085433644.

The spelling of 189325429 in words is "one hundred eighty-nine million, three hundred twenty-five thousand, four hundred twenty-nine".