143142332 has 6 divisors (see below), whose sum is σ = 250499088. Its totient is φ = 71571164.

The previous prime is 143142331. The next prime is 143142359. The reversal of 143142332 is 233241341.

It is a junction number, because it is equal to n+sod(n) for n = 143142298 and 143142307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143142331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17892788 + ... + 17892795.

It is an arithmetic number, because the mean of its divisors is an integer number (41749848).

Almost surely, 2^143142332 is an apocalyptic number.

It is an amenable number.

143142332 is a deficient number, since it is larger than the sum of its proper divisors (107356756).

143142332 is a wasteful number, since it uses less digits than its factorization.

143142332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35785587 (or 35785585 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 143142332 is about 11964.2104628764. The cubic root of 143142332 is about 523.1055921005.

Adding to 143142332 its reverse (233241341), we get a palindrome (376383673).

Subtracting 143142332 from its reverse (233241341), we obtain a palindrome (90099009).

The spelling of 143142332 in words is "one hundred forty-three million, one hundred forty-two thousand, three hundred thirty-two".