1301303999 has 2 divisors, whose sum is σ = 1301304000. Its totient is φ = 1301303998.

The previous prime is 1301303929. The next prime is 1301304041. The reversal of 1301303999 is 9993031031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1301303999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1301303929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650651999 + 650652000.

It is an arithmetic number, because the mean of its divisors is an integer number (650652000).

Almost surely, 2^1301303999 is an apocalyptic number.

1301303999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301303999 is an equidigital number, since it uses as much as digits as its factorization.

1301303999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19683, while the sum is 38.

The square root of 1301303999 is about 36073.5914347324. The cubic root of 1301303999 is about 1091.7576778411.

The spelling of 1301303999 in words is "one billion, three hundred one million, three hundred three thousand, nine hundred ninety-nine".