1306534804 has 24 divisors (see below), whose sum is σ = 2362348800. Its totient is φ = 631616640.

The previous prime is 1306534777. The next prime is 1306534841. The reversal of 1306534804 is 4084356031.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1306534804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151932 + ... + 160300.

It is an arithmetic number, because the mean of its divisors is an integer number (98431200).

Almost surely, 2^1306534804 is an apocalyptic number.

It is an amenable number.

1306534804 is a deficient number, since it is larger than the sum of its proper divisors (1055813996).

1306534804 is a wasteful number, since it uses less digits than its factorization.

1306534804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9663 (or 9661 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 1306534804 is about 36146.0205831845. The cubic root of 1306534804 is about 1093.2185552307.

The spelling of 1306534804 in words is "one billion, three hundred six million, five hundred thirty-four thousand, eight hundred four".