143420204 has 6 divisors (see below), whose sum is σ = 250985364. Its totient is φ = 71710100.

The previous prime is 143420201. The next prime is 143420239. The reversal of 143420204 is 402024341.

It is not an unprimeable number, because it can be changed into a prime (143420201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17927522 + ... + 17927529.

It is an arithmetic number, because the mean of its divisors is an integer number (41830894).

Almost surely, 2^143420204 is an apocalyptic number.

It is an amenable number.

143420204 is a deficient number, since it is larger than the sum of its proper divisors (107565160).

143420204 is a wasteful number, since it uses less digits than its factorization.

143420204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35855055 (or 35855053 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 143420204 is about 11975.8174668788. The cubic root of 143420204 is about 523.4438625005.

Adding to 143420204 its reverse (402024341), we get a palindrome (545444545).

The spelling of 143420204 in words is "one hundred forty-three million, four hundred twenty thousand, two hundred four".