1031343343 has 4 divisors (see below), whose sum is σ = 1045471408. Its totient is φ = 1017215280.

The previous prime is 1031343331. The next prime is 1031343367. The reversal of 1031343343 is 3433431301.

It is a happy number.

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 1031343343 - 2⁵ = 1031343311 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 (1031349343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7063923 + ... + 7064068.

It is an arithmetic number, because the mean of its divisors is an integer number (261367852).

Almost surely, 2^1031343343 is an apocalyptic number.

1031343343 is a deficient number, since it is larger than the sum of its proper divisors (14128065).

1031343343 is an equidigital number, since it uses as much as digits as its factorization.

1031343343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14128064.

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

The square root of 1031343343 is about 32114.5347623160. The cubic root of 1031343343 is about 1010.3404867787.

Adding to 1031343343 its reverse (3433431301), we get a palindrome (4464774644).

The spelling of 1031343343 in words is "one billion, thirty-one million, three hundred forty-three thousand, three hundred forty-three".