142259043 has 16 divisors (see below), whose sum is σ = 206267040. Its totient is φ = 86846976.

The previous prime is 142259021. The next prime is 142259081. The reversal of 142259043 is 340952241.

It is not a de Polignac number, because 142259043 - 2²⁰ = 141210467 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142259043.

It is not an unprimeable number, because it can be changed into a prime (142259003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35808 + ... + 39581.

It is an arithmetic number, because the mean of its divisors is an integer number (12891690).

Almost surely, 2^142259043 is an apocalyptic number.

142259043 is a deficient number, since it is larger than the sum of its proper divisors (64007997).

142259043 is a wasteful number, since it uses less digits than its factorization.

142259043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75446.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 142259043 is about 11927.2395381329. The cubic root of 142259043 is about 522.0273946663.

The spelling of 142259043 in words is "one hundred forty-two million, two hundred fifty-nine thousand, forty-three".