143016442 has 8 divisors (see below), whose sum is σ = 214936416. Its totient is φ = 71370972.

The previous prime is 143016437. The next prime is 143016451. The reversal of 143016442 is 244610341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67318 + ... + 69409.

It is an arithmetic number, because the mean of its divisors is an integer number (26867052).

Almost surely, 2^143016442 is an apocalyptic number.

143016442 is a deficient number, since it is larger than the sum of its proper divisors (71919974).

143016442 is a wasteful number, since it uses less digits than its factorization.

143016442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137252.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 143016442 is about 11958.9481978977. The cubic root of 143016442 is about 522.9521944832.

Adding to 143016442 its reverse (244610341), we get a palindrome (387626783).

The spelling of 143016442 in words is "one hundred forty-three million, sixteen thousand, four hundred forty-two".