143042302 has 16 divisors (see below), whose sum is σ = 231678720. Its totient is φ = 65845152.

The previous prime is 143042299. The next prime is 143042303. The reversal of 143042302 is 203240341.

It is a super-2 number, since 2×143042302² = 40922200322918408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 143042302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143042303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3043 + ... + 17185.

It is an arithmetic number, because the mean of its divisors is an integer number (14479920).

Almost surely, 2^143042302 is an apocalyptic number.

143042302 is a deficient number, since it is larger than the sum of its proper divisors (88636418).

143042302 is a wasteful number, since it uses less digits than its factorization.

143042302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14547.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 143042302 is about 11960.0293477901. The cubic root of 143042302 is about 522.9837123715.

Adding to 143042302 its reverse (203240341), we get a palindrome (346282643).

The spelling of 143042302 in words is "one hundred forty-three million, forty-two thousand, three hundred two".