141449989 has 2 divisors, whose sum is σ = 141449990. Its totient is φ = 141449988.

The previous prime is 141449981. The next prime is 141450007. The reversal of 141449989 is 989944141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97121025 + 44328964 = 9855^2 + 6658^2 .

It is an emirp because it is prime and its reverse (989944141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141449989 - 2³ = 141449981 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 (141449981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70724994 + 70724995.

It is an arithmetic number, because the mean of its divisors is an integer number (70724995).

Almost surely, 2^141449989 is an apocalyptic number.

It is an amenable number.

141449989 is a deficient number, since it is larger than the sum of its proper divisors (1).

141449989 is an equidigital number, since it uses as much as digits as its factorization.

141449989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 49.

The square root of 141449989 is about 11893.2749484740. The cubic root of 141449989 is about 521.0358899192.

The spelling of 141449989 in words is "one hundred forty-one million, four hundred forty-nine thousand, nine hundred eighty-nine".