1304313267 has 4 divisors (see below), whose sum is σ = 1739084360. Its totient is φ = 869542176.

The previous prime is 1304313247. The next prime is 1304313289. The reversal of 1304313267 is 7623134031.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1304313267 - 2⁶ = 1304313203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1304313247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217385542 + ... + 217385547.

It is an arithmetic number, because the mean of its divisors is an integer number (434771090).

Almost surely, 2^1304313267 is an apocalyptic number.

1304313267 is a deficient number, since it is larger than the sum of its proper divisors (434771093).

1304313267 is an equidigital number, since it uses as much as digits as its factorization.

1304313267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434771092.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 1304313267 is about 36115.2774736676. The cubic root of 1304313267 is about 1092.5985938770.

Adding to 1304313267 its reverse (7623134031), we get a palindrome (8927447298).

The spelling of 1304313267 in words is "one billion, three hundred four million, three hundred thirteen thousand, two hundred sixty-seven".