1043143343 has 4 divisors (see below), whose sum is σ = 1137974568. Its totient is φ = 948312120.

The previous prime is 1043143271. The next prime is 1043143349. The reversal of 1043143343 is 3433413401.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043143343 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 (1043143349) 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, 47415596 + ... + 47415617.

It is an arithmetic number, because the mean of its divisors is an integer number (284493642).

Almost surely, 2^1043143343 is an apocalyptic number.

1043143343 is a deficient number, since it is larger than the sum of its proper divisors (94831225).

1043143343 is an equidigital number, since it uses as much as digits as its factorization.

1043143343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94831224.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 1043143343 is about 32297.7296880137. The cubic root of 1043143343 is about 1014.1791167567.

Adding to 1043143343 its reverse (3433413401), we get a palindrome (4476556744).

The spelling of 1043143343 in words is "one billion, forty-three million, one hundred forty-three thousand, three hundred forty-three".