1305342063 has 6 divisors (see below), whose sum is σ = 1885494104. Its totient is φ = 870228036.

The previous prime is 1305342053. The next prime is 1305342067. The reversal of 1305342063 is 3602435031.

It is a happy number.

1305342063 is a `hidden beast` number, since 130 + 53 + 420 + 63 = 666.

It is not a de Polignac number, because 1305342063 - 2¹² = 1305337967 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 (1305342067) 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 5 ways as a sum of consecutive naturals, for example, 72518995 + ... + 72519012.

Almost surely, 2^1305342063 is an apocalyptic number.

1305342063 is a deficient number, since it is larger than the sum of its proper divisors (580152041).

1305342063 is a wasteful number, since it uses less digits than its factorization.

1305342063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145038013 (or 145038010 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 1305342063 is about 36129.5178905006. The cubic root of 1305342063 is about 1092.8857860419.

Adding to 1305342063 its reverse (3602435031), we get a palindrome (4907777094).

The spelling of 1305342063 in words is "one billion, three hundred five million, three hundred forty-two thousand, sixty-three".