1040413143 has 16 divisors (see below), whose sum is σ = 1729518336. Its totient is φ = 540474240.

The previous prime is 1040413123. The next prime is 1040413151. The reversal of 1040413143 is 3413140401.

It is not a de Polignac number, because 1040413143 - 2⁵ = 1040413111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040413123) 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, 2251746 + ... + 2252207.

It is an arithmetic number, because the mean of its divisors is an integer number (108094896).

Almost surely, 2^1040413143 is an apocalyptic number.

1040413143 is a deficient number, since it is larger than the sum of its proper divisors (689105193).

1040413143 is a wasteful number, since it uses less digits than its factorization.

1040413143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4503974.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1040413143 is about 32255.4358674627. The cubic root of 1040413143 is about 1013.2935462242.

Adding to 1040413143 its reverse (3413140401), we get a palindrome (4453553544).

The spelling of 1040413143 in words is "one billion, forty million, four hundred thirteen thousand, one hundred forty-three".