142122339 has 6 divisors (see below), whose sum is σ = 205287836. Its totient is φ = 94748220.

The previous prime is 142122269. The next prime is 142122341. The reversal of 142122339 is 933221241.

It is a happy number.

142122339 is a `hidden beast` number, since 1 + 421 + 2 + 233 + 9 = 666.

142122339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142122339 - 2⁹ = 142121827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142122349) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7895677 + ... + 7895694.

Almost surely, 2^142122339 is an apocalyptic number.

142122339 is a deficient number, since it is larger than the sum of its proper divisors (63165497).

142122339 is a wasteful number, since it uses less digits than its factorization.

142122339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15791377 (or 15791374 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 142122339 is about 11921.5074130749. The cubic root of 142122339 is about 521.8601267900.

The spelling of 142122339 in words is "one hundred forty-two million, one hundred twenty-two thousand, three hundred thirty-nine".