1305630142004 has 6 divisors (see below), whose sum is σ = 2284852748514. Its totient is φ = 652815071000.

The previous prime is 1305630141979. The next prime is 1305630142007. The reversal of 1305630142004 is 4002410365031.

It can be written as a sum of positive squares in only one way, i.e., 668554793104 + 637075348900 = 817652^2 + 798170^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1305630142007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163203767747 + ... + 163203767754.

It is an arithmetic number, because the mean of its divisors is an integer number (380808791419).

Almost surely, 2^{1305630142004} is an apocalyptic number.

It is an amenable number.

1305630142004 is a deficient number, since it is larger than the sum of its proper divisors (979222606510).

1305630142004 is a wasteful number, since it uses less digits than its factorization.

1305630142004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326407535505 (or 326407535503 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The spelling of 1305630142004 in words is "one trillion, three hundred five billion, six hundred thirty million, one hundred forty-two thousand, four".