1304129863 has 2 divisors, whose sum is σ = 1304129864. Its totient is φ = 1304129862.

The previous prime is 1304129839. The next prime is 1304129899. The reversal of 1304129863 is 3689214031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1304129863 - 2¹⁷ = 1303998791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1304129263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652064931 + 652064932.

It is an arithmetic number, because the mean of its divisors is an integer number (652064932).

Almost surely, 2^1304129863 is an apocalyptic number.

1304129863 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304129863 is an equidigital number, since it uses as much as digits as its factorization.

1304129863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 1304129863 is about 36112.7382373589. The cubic root of 1304129863 is about 1092.5473801206.

The spelling of 1304129863 in words is "one billion, three hundred four million, one hundred twenty-nine thousand, eight hundred sixty-three".