443030143142 has 4 divisors (see below), whose sum is σ = 664545214716. Its totient is φ = 221515071570.

The previous prime is 443030143139. The next prime is 443030143159. The reversal of 443030143142 is 241341030344.

It is a happy number.

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

It is a super-3 number, since 3×443030143142³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110757535784 + ... + 110757535787.

It is an arithmetic number, because the mean of its divisors is an integer number (166136303679).

Almost surely, 2^443030143142 is an apocalyptic number.

443030143142 is a deficient number, since it is larger than the sum of its proper divisors (221515071574).

443030143142 is a wasteful number, since it uses less digits than its factorization.

443030143142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221515071573.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 443030143142 its reverse (241341030344), we get a palindrome (684371173486).

The spelling of 443030143142 in words is "four hundred forty-three billion, thirty million, one hundred forty-three thousand, one hundred forty-two".