143343812 has 6 divisors (see below), whose sum is σ = 250851678. Its totient is φ = 71671904.

The previous prime is 143343803. The next prime is 143343833. The reversal of 143343812 is 218343341.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 116985856 + 26357956 = 10816^2 + 5134^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17917973 + ... + 17917980.

It is an arithmetic number, because the mean of its divisors is an integer number (41808613).

Almost surely, 2^143343812 is an apocalyptic number.

It is an amenable number.

143343812 is a deficient number, since it is larger than the sum of its proper divisors (107507866).

143343812 is a wasteful number, since it uses less digits than its factorization.

143343812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35835957 (or 35835955 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 143343812 is about 11972.6276146884. The cubic root of 143343812 is about 523.3509094759.

The spelling of 143343812 in words is "one hundred forty-three million, three hundred forty-three thousand, eight hundred twelve".