1305314068 has 6 divisors (see below), whose sum is σ = 2284299626. Its totient is φ = 652657032.

The previous prime is 1305314027. The next prime is 1305314069. The reversal of 1305314068 is 8604135031.

It can be written as a sum of positive squares in only one way, i.e., 1243408644 + 61905424 = 35262^2 + 7868^2 .

It is a super-2 number, since 2×1305314068² = 3407689632237417248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1305314069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163164255 + ... + 163164262.

Almost surely, 2^1305314068 is an apocalyptic number.

It is an amenable number.

1305314068 is a deficient number, since it is larger than the sum of its proper divisors (978985558).

1305314068 is a wasteful number, since it uses less digits than its factorization.

1305314068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326328521 (or 326328519 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1305314068 is about 36129.1304628274. The cubic root of 1305314068 is about 1092.8779731329.

Adding to 1305314068 its reverse (8604135031), we get a palindrome (9909449099).

The spelling of 1305314068 in words is "one billion, three hundred five million, three hundred fourteen thousand, sixty-eight".