1045204143 has 16 divisors (see below), whose sum is σ = 1417844736. Its totient is φ = 684772160.

The previous prime is 1045204133. The next prime is 1045204151. The reversal of 1045204143 is 3414025401.

It is a cyclic number.

It is not a de Polignac number, because 1045204143 - 2⁹ = 1045203631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045204123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36571 + ... + 58547.

It is an arithmetic number, because the mean of its divisors is an integer number (88615296).

Almost surely, 2^1045204143 is an apocalyptic number.

1045204143 is a deficient number, since it is larger than the sum of its proper divisors (372640593).

1045204143 is a wasteful number, since it uses less digits than its factorization.

1045204143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22254.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1045204143 is about 32329.6171180545. The cubic root of 1045204143 is about 1014.8465371776.

Adding to 1045204143 its reverse (3414025401), we get a palindrome (4459229544).

The spelling of 1045204143 in words is "one billion, forty-five million, two hundred four thousand, one hundred forty-three".