142983875 has 16 divisors (see below), whose sum is σ = 178905792. Its totient is φ = 114091200.

The previous prime is 142983853. The next prime is 142983887. The reversal of 142983875 is 578389241.

It is a happy number.

It is not a de Polignac number, because 142983875 - 2¹² = 142979779 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55874 + ... + 58376.

It is an arithmetic number, because the mean of its divisors is an integer number (11181612).

Almost surely, 2^142983875 is an apocalyptic number.

142983875 is a deficient number, since it is larger than the sum of its proper divisors (35921917).

142983875 is an equidigital number, since it uses as much as digits as its factorization.

142983875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975 (or 2965 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 142983875 is about 11957.5865039731. The cubic root of 142983875 is about 522.9124967701.

The spelling of 142983875 in words is "one hundred forty-two million, nine hundred eighty-three thousand, eight hundred seventy-five".