143402124 has 24 divisors (see below), whose sum is σ = 335261808. Its totient is φ = 47706880.

The previous prime is 143402117. The next prime is 143402173. The reversal of 143402124 is 421204341.

It is a super-2 number, since 2×143402124² = 41128338335422752, 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 143402124.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5217 + ... + 17720.

It is an arithmetic number, because the mean of its divisors is an integer number (13969242).

Almost surely, 2^143402124 is an apocalyptic number.

It is an amenable number.

143402124 is an abundant number, since it is smaller than the sum of its proper divisors (191859684).

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

143402124 is a wasteful number, since it uses less digits than its factorization.

143402124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23465 (or 23463 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 143402124 is about 11975.0625885630. The cubic root of 143402124 is about 523.4218659187.

Adding to 143402124 its reverse (421204341), we get a palindrome (564606465).

The spelling of 143402124 in words is "one hundred forty-three million, four hundred two thousand, one hundred twenty-four".