141959189 has 2 divisors, whose sum is σ = 141959190. Its totient is φ = 141959188.

The previous prime is 141959173. The next prime is 141959201. The reversal of 141959189 is 981959141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138462289 + 3496900 = 11767^2 + 1870^2 .

It is a cyclic number.

It is not a de Polignac number, because 141959189 - 2⁴ = 141959173 is a prime.

It is a super-2 number, since 2×141959189² = 40304822683075442, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141959119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70979594 + 70979595.

It is an arithmetic number, because the mean of its divisors is an integer number (70979595).

Almost surely, 2^141959189 is an apocalyptic number.

It is an amenable number.

141959189 is a deficient number, since it is larger than the sum of its proper divisors (1).

141959189 is an equidigital number, since it uses as much as digits as its factorization.

141959189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 47.

The square root of 141959189 is about 11914.6627732387. The cubic root of 141959189 is about 521.6603597428.

The spelling of 141959189 in words is "one hundred forty-one million, nine hundred fifty-nine thousand, one hundred eighty-nine".