1040310143 has 4 divisors (see below), whose sum is σ = 1040506920. Its totient is φ = 1040113368.

The previous prime is 1040310119. The next prime is 1040310149. The reversal of 1040310143 is 3410130401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1040310143 - 2¹⁰ = 1040309119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040310149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90233 + ... + 101106.

It is an arithmetic number, because the mean of its divisors is an integer number (260126730).

Almost surely, 2^1040310143 is an apocalyptic number.

1040310143 is a deficient number, since it is larger than the sum of its proper divisors (196777).

1040310143 is an equidigital number, since it uses as much as digits as its factorization.

1040310143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196776.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1040310143 is about 32253.8391978381. The cubic root of 1040310143 is about 1013.2601067262.

Adding to 1040310143 its reverse (3410130401), we get a palindrome (4450440544).

The spelling of 1040310143 in words is "one billion, forty million, three hundred ten thousand, one hundred forty-three".