143612879983 has 4 divisors (see below), whose sum is σ = 143665507440. Its totient is φ = 143560252528.

The previous prime is 143612879953. The next prime is 143612879987. The reversal of 143612879983 is 389978216341.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 143612879983 - 2²⁵ = 143579325551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143612879987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26309635 + ... + 26315092.

It is an arithmetic number, because the mean of its divisors is an integer number (35916376860).

Almost surely, 2^143612879983 is an apocalyptic number.

143612879983 is a deficient number, since it is larger than the sum of its proper divisors (52627457).

143612879983 is an equidigital number, since it uses as much as digits as its factorization.

143612879983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52627456.

The product of its digits is 15676416, while the sum is 61.

The spelling of 143612879983 in words is "one hundred forty-three billion, six hundred twelve million, eight hundred seventy-nine thousand, nine hundred eighty-three".