1305330334 has 32 divisors (see below), whose sum is σ = 2461347072. Its totient is φ = 508563000.

The previous prime is 1305330331. The next prime is 1305330349. The reversal of 1305330334 is 4330335031.

It is a junction number, because it is equal to n+sod(n) for n = 1305330299 and 1305330308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1305330331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16392 + ... + 53659.

It is an arithmetic number, because the mean of its divisors is an integer number (76917096).

Almost surely, 2^1305330334 is an apocalyptic number.

1305330334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1305330334 is a deficient number, since it is larger than the sum of its proper divisors (1156016738).

1305330334 is an equidigital number, since it uses as much as digits as its factorization.

1305330334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70093 (or 70071 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 25.

The square root of 1305330334 is about 36129.3555713356. The cubic root of 1305330334 is about 1092.8825126992.

Adding to 1305330334 its reverse (4330335031), we get a palindrome (5635665365).

The spelling of 1305330334 in words is "one billion, three hundred five million, three hundred thirty thousand, three hundred thirty-four".