141453989 has 2 divisors, whose sum is σ = 141453990. Its totient is φ = 141453988.

The previous prime is 141453941. The next prime is 141454013. The reversal of 141453989 is 989354141.

141453989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140232964 + 1221025 = 11842^2 + 1105^2 .

It is an emirp because it is prime and its reverse (989354141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141453989 - 2²⁰ = 140405413 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141453089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70726994 + 70726995.

It is an arithmetic number, because the mean of its divisors is an integer number (70726995).

Almost surely, 2^141453989 is an apocalyptic number.

It is an amenable number.

141453989 is a deficient number, since it is larger than the sum of its proper divisors (1).

141453989 is an equidigital number, since it uses as much as digits as its factorization.

141453989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 44.

The square root of 141453989 is about 11893.4431095457. The cubic root of 141453989 is about 521.0408012520.

The spelling of 141453989 in words is "one hundred forty-one million, four hundred fifty-three thousand, nine hundred eighty-nine".