1000343305 has 16 divisors (see below), whose sum is σ = 1296907920. Its totient is φ = 736339968.

The previous prime is 1000343303. The next prime is 1000343329. The reversal of 1000343305 is 5033430001.

1000343305 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 250240761 + 750102544 = 15819^2 + 27388^2 .

It is not a de Polignac number, because 1000343305 - 2¹ = 1000343303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000343303) 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, 4240 + ... + 44929.

It is an arithmetic number, because the mean of its divisors is an integer number (81056745).

Almost surely, 2^1000343305 is an apocalyptic number.

It is an amenable number.

1000343305 is a deficient number, since it is larger than the sum of its proper divisors (296564615).

1000343305 is a wasteful number, since it uses less digits than its factorization.

1000343305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49500.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 1000343305 is about 31628.2042645484. The cubic root of 1000343305 is about 1000.1144219071.

Adding to 1000343305 its reverse (5033430001), we get a palindrome (6033773306).

The spelling of 1000343305 in words is "one billion, three hundred forty-three thousand, three hundred five".