141546989 has 2 divisors, whose sum is σ = 141546990. Its totient is φ = 141546988.

The previous prime is 141546973. The next prime is 141547069. The reversal of 141546989 is 989645141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141253225 + 293764 = 11885^2 + 542^2 .

It is a cyclic number.

It is not a de Polignac number, because 141546989 - 2⁴ = 141546973 is a prime.

It is a super-2 number, since 2×141546989² = 40071100189932242, 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 (141546929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70773494 + 70773495.

It is an arithmetic number, because the mean of its divisors is an integer number (70773495).

Almost surely, 2^141546989 is an apocalyptic number.

It is an amenable number.

141546989 is a deficient number, since it is larger than the sum of its proper divisors (1).

141546989 is an equidigital number, since it uses as much as digits as its factorization.

141546989 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 141546989 is about 11897.3521844148. The cubic root of 141546989 is about 521.1549636481.

The spelling of 141546989 in words is "one hundred forty-one million, five hundred forty-six thousand, nine hundred eighty-nine".