1304102187663 has 16 divisors (see below), whose sum is σ = 1896949466496. Its totient is φ = 790334313440.

The previous prime is 1304102187581. The next prime is 1304102187673. The reversal of 1304102187663 is 3667812014031.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1304102187663 - 2³⁰ = 1303028445839 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304102187673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112720 + ... + 1618922.

It is an arithmetic number, because the mean of its divisors is an integer number (118559341656).

Almost surely, 2^{1304102187663} is an apocalyptic number.

1304102187663 is a deficient number, since it is larger than the sum of its proper divisors (592847278833).

1304102187663 is a wasteful number, since it uses less digits than its factorization.

1304102187663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532454.

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 1304102187663 in words is "one trillion, three hundred four billion, one hundred two million, one hundred eighty-seven thousand, six hundred sixty-three".