143321104 has 20 divisors (see below), whose sum is σ = 292300240. Its totient is φ = 67888800.

The previous prime is 143321099. The next prime is 143321131. The reversal of 143321104 is 401123341.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235422 + ... + 236029.

It is an arithmetic number, because the mean of its divisors is an integer number (14615012).

Almost surely, 2^143321104 is an apocalyptic number.

It is an amenable number.

143321104 is an abundant number, since it is smaller than the sum of its proper divisors (148979136).

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

143321104 is a wasteful number, since it uses less digits than its factorization.

143321104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471478 (or 471472 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 143321104 is about 11971.6792472902. The cubic root of 143321104 is about 523.3232722404.

Adding to 143321104 its reverse (401123341), we get a palindrome (544444445).

The spelling of 143321104 in words is "one hundred forty-three million, three hundred twenty-one thousand, one hundred four".