143315216 has 80 divisors (see below), whose sum is σ = 321140160. Its totient is φ = 61340160.

The previous prime is 143315197. The next prime is 143315261. The reversal of 143315216 is 612513341.

It is a super-2 number, since 2×143315216² = 41078502274253312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219146 + ... + 219798.

It is an arithmetic number, because the mean of its divisors is an integer number (4014252).

Almost surely, 2^143315216 is an apocalyptic number.

143315216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143315216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160570080).

143315216 is an abundant number, since it is smaller than the sum of its proper divisors (177824944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143315216 is a wasteful number, since it uses less digits than its factorization.

143315216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744 (or 738 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 143315216 is about 11971.4333310594. The cubic root of 143315216 is about 523.3161056531.

Adding to 143315216 its reverse (612513341), we get a palindrome (755828557).

The spelling of 143315216 in words is "one hundred forty-three million, three hundred fifteen thousand, two hundred sixteen".