143404004 has 12 divisors (see below), whose sum is σ = 251384364. Its totient is φ = 71579904.

The previous prime is 143403991. The next prime is 143404067. The reversal of 143404004 is 400404341.

It can be written as a sum of positive squares in 2 ways, for example, as 95101504 + 48302500 = 9752^2 + 6950^2 .

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, 27857 + ... + 32600.

It is an arithmetic number, because the mean of its divisors is an integer number (20948697).

Almost surely, 2^143404004 is an apocalyptic number.

It is an amenable number.

143404004 is a deficient number, since it is larger than the sum of its proper divisors (107980360).

143404004 is a wasteful number, since it uses less digits than its factorization.

143404004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61054 (or 61052 counting only the distinct ones).

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

The square root of 143404004 is about 11975.1410847639. The cubic root of 143404004 is about 523.4241532600.

Adding to 143404004 its reverse (400404341), we get a palindrome (543808345).

The spelling of 143404004 in words is "one hundred forty-three million, four hundred four thousand, four".