1140143204 has 6 divisors (see below), whose sum is σ = 1995250614. Its totient is φ = 570071600.

The previous prime is 1140143201. The next prime is 1140143243. The reversal of 1140143204 is 4023410411.

It can be written as a sum of positive squares in only one way, i.e., 1099055104 + 41088100 = 33152^2 + 6410^2 .

It is not an unprimeable number, because it can be changed into a prime (1140143201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142517897 + ... + 142517904.

It is an arithmetic number, because the mean of its divisors is an integer number (332541769).

Almost surely, 2^1140143204 is an apocalyptic number.

It is an amenable number.

1140143204 is a deficient number, since it is larger than the sum of its proper divisors (855107410).

1140143204 is a wasteful number, since it uses less digits than its factorization.

1140143204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285035805 (or 285035803 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1140143204 is about 33766.0066338914. The cubic root of 1140143204 is about 1044.6876668590.

Adding to 1140143204 its reverse (4023410411), we get a palindrome (5163553615).

The spelling of 1140143204 in words is "one billion, one hundred forty million, one hundred forty-three thousand, two hundred four".