141446989 has 2 divisors, whose sum is σ = 141446990. Its totient is φ = 141446988.

The previous prime is 141446971. The next prime is 141447029. The reversal of 141446989 is 989644141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111471364 + 29975625 = 10558^2 + 5475^2 .

It is an emirp because it is prime and its reverse (989644141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141446989 - 2⁵ = 141446957 is a prime.

It is a super-2 number, since 2×141446989² = 40014501394332242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141440989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70723494 + 70723495.

It is an arithmetic number, because the mean of its divisors is an integer number (70723495).

Almost surely, 2^141446989 is an apocalyptic number.

It is an amenable number.

141446989 is a deficient number, since it is larger than the sum of its proper divisors (1).

141446989 is an equidigital number, since it uses as much as digits as its factorization.

141446989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 46.

The square root of 141446989 is about 11893.1488261099. The cubic root of 141446989 is about 521.0322063588.

The spelling of 141446989 in words is "one hundred forty-one million, four hundred forty-six thousand, nine hundred eighty-nine".