142845259 has 2 divisors, whose sum is σ = 142845260. Its totient is φ = 142845258.

The previous prime is 142845253. The next prime is 142845293. The reversal of 142845259 is 952548241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142845259 - 2¹⁵ = 142812491 is a prime.

It is not a weakly prime, because it can be changed into another prime (142845253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71422629 + 71422630.

It is an arithmetic number, because the mean of its divisors is an integer number (71422630).

Almost surely, 2^142845259 is an apocalyptic number.

142845259 is a deficient number, since it is larger than the sum of its proper divisors (1).

142845259 is an equidigital number, since it uses as much as digits as its factorization.

142845259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 40.

The square root of 142845259 is about 11951.7889455930. The cubic root of 142845259 is about 522.7434626173.

The spelling of 142845259 in words is "one hundred forty-two million, eight hundred forty-five thousand, two hundred fifty-nine".