141555539 has 2 divisors, whose sum is σ = 141555540. Its totient is φ = 141555538.

The previous prime is 141555521. The next prime is 141555553. The reversal of 141555539 is 935555141.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (935555141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141555539 - 2¹⁶ = 141490003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (141555559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70777769 + 70777770.

It is an arithmetic number, because the mean of its divisors is an integer number (70777770).

Almost surely, 2^141555539 is an apocalyptic number.

141555539 is a deficient number, since it is larger than the sum of its proper divisors (1).

141555539 is an equidigital number, since it uses as much as digits as its factorization.

141555539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67500, while the sum is 38.

The square root of 141555539 is about 11897.7115026378. The cubic root of 141555539 is about 521.1654567130.

The spelling of 141555539 in words is "one hundred forty-one million, five hundred fifty-five thousand, five hundred thirty-nine".