143122426 has 8 divisors (see below), whose sum is σ = 219251520. Its totient is φ = 70038588.

The previous prime is 143122411. The next prime is 143122471. The reversal of 143122426 is 624221341.

It is a happy number.

143122426 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 143122426.

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, 761196 + ... + 761383.

It is an arithmetic number, because the mean of its divisors is an integer number (27406440).

Almost surely, 2^143122426 is an apocalyptic number.

143122426 is a deficient number, since it is larger than the sum of its proper divisors (76129094).

143122426 is a wasteful number, since it uses less digits than its factorization.

143122426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522628.

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

The square root of 143122426 is about 11963.3785361828. The cubic root of 143122426 is about 523.0813425243.

Adding to 143122426 its reverse (624221341), we get a palindrome (767343767).

The spelling of 143122426 in words is "one hundred forty-three million, one hundred twenty-two thousand, four hundred twenty-six".