1305305004 has 24 divisors (see below), whose sum is σ = 3065886208. Its totient is φ = 432219600.

The previous prime is 1305304963. The next prime is 1305305017. The reversal of 1305305004 is 4005035031.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 358372 + ... + 361995.

Almost surely, 2^1305305004 is an apocalyptic number.

It is an amenable number.

1305305004 is an abundant number, since it is smaller than the sum of its proper divisors (1760581204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1305305004 is a wasteful number, since it uses less digits than its factorization.

1305305004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720525 (or 720523 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 1305305004 is about 36129.0050236649. The cubic root of 1305305004 is about 1092.8754435070.

The spelling of 1305305004 in words is "one billion, three hundred five million, three hundred five thousand, four".