1296800313 has 8 divisors (see below), whose sum is σ = 1729308000. Its totient is φ = 864413088.

The previous prime is 1296800299. The next prime is 1296800327. The reversal of 1296800313 is 3130086921.

It is an interprime number because it is at equal distance from previous prime (1296800299) and next prime (1296800327).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1296800313 - 2⁶ = 1296800249 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1296800333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 963 + ... + 50936.

It is an arithmetic number, because the mean of its divisors is an integer number (216163500).

Almost surely, 2^1296800313 is an apocalyptic number.

It is an amenable number.

1296800313 is a deficient number, since it is larger than the sum of its proper divisors (432507687).

1296800313 is an equidigital number, since it uses as much as digits as its factorization.

1296800313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60231.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 1296800313 is about 36011.1137428433. The cubic root of 1296800313 is about 1090.4967331664.

The spelling of 1296800313 in words is "one billion, two hundred ninety-six million, eight hundred thousand, three hundred thirteen".