143143145746 has 8 divisors (see below), whose sum is σ = 214757944380. Its totient is φ = 71557164288.

The previous prime is 143143145683. The next prime is 143143145771. The reversal of 143143145746 is 647541341341.

It can be written as a sum of positive squares in 2 ways, for example, as 120089278521 + 23053867225 = 346539^2 + 151835^2 .

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, 7191871 + ... + 7211746.

Almost surely, 2^143143145746 is an apocalyptic number.

143143145746 is a deficient number, since it is larger than the sum of its proper divisors (71614798634).

143143145746 is a wasteful number, since it uses less digits than its factorization.

143143145746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14408588.

The product of its digits is 483840, while the sum is 43.

The spelling of 143143145746 in words is "one hundred forty-three billion, one hundred forty-three million, one hundred forty-five thousand, seven hundred forty-six".