9723143204 has 6 divisors (see below), whose sum is σ = 17015500614. Its totient is φ = 4861571600.

The previous prime is 9723143191. The next prime is 9723143231. The reversal of 9723143204 is 4023413279.

It can be written as a sum of positive squares in only one way, i.e., 8412558400 + 1310584804 = 91720^2 + 36202^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215392897 + ... + 1215392904.

It is an arithmetic number, because the mean of its divisors is an integer number (2835916769).

Almost surely, 2^9723143204 is an apocalyptic number.

It is an amenable number.

9723143204 is a deficient number, since it is larger than the sum of its proper divisors (7292357410).

9723143204 is a wasteful number, since it uses less digits than its factorization.

9723143204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430785805 (or 2430785803 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 9723143204 is about 98605.9998377381. Note that the first 3 decimals coincide. The cubic root of 9723143204 is about 2134.3659999032.

The spelling of 9723143204 in words is "nine billion, seven hundred twenty-three million, one hundred forty-three thousand, two hundred four".