141946589 has 2 divisors, whose sum is σ = 141946590. Its totient is φ = 141946588.

The previous prime is 141946543. The next prime is 141946631. The reversal of 141946589 is 985649141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132595225 + 9351364 = 11515^2 + 3058^2 .

It is an emirp because it is prime and its reverse (985649141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141946589 - 2⁸ = 141946333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141946789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70973294 + 70973295.

It is an arithmetic number, because the mean of its divisors is an integer number (70973295).

Almost surely, 2^141946589 is an apocalyptic number.

It is an amenable number.

141946589 is a deficient number, since it is larger than the sum of its proper divisors (1).

141946589 is an equidigital number, since it uses as much as digits as its factorization.

141946589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 47.

The square root of 141946589 is about 11914.1340012609. The cubic root of 141946589 is about 521.6449254595.

The spelling of 141946589 in words is "one hundred forty-one million, nine hundred forty-six thousand, five hundred eighty-nine".