1314273217 has 4 divisors (see below), whose sum is σ = 1323728560. Its totient is φ = 1304817876.

The previous prime is 1314273197. The next prime is 1314273229. The reversal of 1314273217 is 7123724131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1314273217 - 2¹⁵ = 1314240449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1314273287) 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, 4727463 + ... + 4727740.

It is an arithmetic number, because the mean of its divisors is an integer number (330932140).

Almost surely, 2^1314273217 is an apocalyptic number.

It is an amenable number.

1314273217 is a deficient number, since it is larger than the sum of its proper divisors (9455343).

1314273217 is an equidigital number, since it uses as much as digits as its factorization.

1314273217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9455342.

The product of its digits is 7056, while the sum is 31.

The square root of 1314273217 is about 36252.9063248728. The cubic root of 1314273217 is about 1095.3726321554.

Adding to 1314273217 its reverse (7123724131), we get a palindrome (8437997348).

The spelling of 1314273217 in words is "one billion, three hundred fourteen million, two hundred seventy-three thousand, two hundred seventeen".