142419241 has 2 divisors, whose sum is σ = 142419242. Its totient is φ = 142419240.

The previous prime is 142419229. The next prime is 142419271. The reversal of 142419241 is 142914241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141705216 + 714025 = 11904^2 + 845^2 .

It is a cyclic number.

It is not a de Polignac number, because 142419241 - 2⁹ = 142418729 is a prime.

It is not a weakly prime, because it can be changed into another prime (142419271) 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, 71209620 + 71209621.

It is an arithmetic number, because the mean of its divisors is an integer number (71209621).

Almost surely, 2^142419241 is an apocalyptic number.

It is an amenable number.

142419241 is a deficient number, since it is larger than the sum of its proper divisors (1).

142419241 is an equidigital number, since it uses as much as digits as its factorization.

142419241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 28.

The square root of 142419241 is about 11933.9532846413. The cubic root of 142419241 is about 522.2232729536.

The spelling of 142419241 in words is "one hundred forty-two million, four hundred nineteen thousand, two hundred forty-one".