141923839 has 2 divisors, whose sum is σ = 141923840. Its totient is φ = 141923838.

The previous prime is 141923813. The next prime is 141923849. The reversal of 141923839 is 938329141.

It is a strong prime.

It is an emirp because it is prime and its reverse (938329141) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141923839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141923849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70961919 + 70961920.

It is an arithmetic number, because the mean of its divisors is an integer number (70961920).

Almost surely, 2^141923839 is an apocalyptic number.

141923839 is a deficient number, since it is larger than the sum of its proper divisors (1).

141923839 is an equidigital number, since it uses as much as digits as its factorization.

141923839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 40.

The square root of 141923839 is about 11913.1792146345. The cubic root of 141923839 is about 521.6170556901.

The spelling of 141923839 in words is "one hundred forty-one million, nine hundred twenty-three thousand, eight hundred thirty-nine".