189459341 has 2 divisors, whose sum is σ = 189459342. Its totient is φ = 189459340.

The previous prime is 189459337. The next prime is 189459371. The reversal of 189459341 is 143954981.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116014441 + 73444900 = 10771^2 + 8570^2 .

It is a cyclic number.

It is not a de Polignac number, because 189459341 - 2² = 189459337 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 189459292 and 189459301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189459371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94729670 + 94729671.

It is an arithmetic number, because the mean of its divisors is an integer number (94729671).

Almost surely, 2^189459341 is an apocalyptic number.

It is an amenable number.

189459341 is a deficient number, since it is larger than the sum of its proper divisors (1).

189459341 is an equidigital number, since it uses as much as digits as its factorization.

189459341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 44.

The square root of 189459341 is about 13764.4230173299. The cubic root of 189459341 is about 574.3438928396.

The spelling of 189459341 in words is "one hundred eighty-nine million, four hundred fifty-nine thousand, three hundred forty-one".