143318066 has 8 divisors (see below), whose sum is σ = 215336604. Its totient is φ = 71539200.

The previous prime is 143318051. The next prime is 143318081. The reversal of 143318066 is 660813341.

It is an interprime number because it is at equal distance from previous prime (143318051) and next prime (143318081).

It can be written as a sum of positive squares in 2 ways, for example, as 143304841 + 13225 = 11971^2 + 115^2 .

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, 58415 + ... + 60818.

Almost surely, 2^143318066 is an apocalyptic number.

143318066 is a deficient number, since it is larger than the sum of its proper divisors (72018538).

143318066 is a wasteful number, since it uses less digits than its factorization.

143318066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119836.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 143318066 is about 11971.5523638332. The cubic root of 143318066 is about 523.3195745591.

The spelling of 143318066 in words is "one hundred forty-three million, three hundred eighteen thousand, sixty-six".