1043313343 has 16 divisors (see below), whose sum is σ = 1091376000. Its totient is φ = 996518880.

The previous prime is 1043313331. The next prime is 1043313353. The reversal of 1043313343 is 3433133401.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1043313343 - 2⁵ = 1043313311 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 (1043313353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 534333 + ... + 536281.

It is an arithmetic number, because the mean of its divisors is an integer number (68211000).

Almost surely, 2^1043313343 is an apocalyptic number.

1043313343 is a deficient number, since it is larger than the sum of its proper divisors (48062657).

1043313343 is a wasteful number, since it uses less digits than its factorization.

1043313343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2262.

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 1043313343 is about 32300.3613447280. The cubic root of 1043313343 is about 1014.2342070074.

Adding to 1043313343 its reverse (3433133401), we get a palindrome (4476446744).

The spelling of 1043313343 in words is "one billion, forty-three million, three hundred thirteen thousand, three hundred forty-three".