1297316 has 6 divisors (see below), whose sum is σ = 2270310. Its totient is φ = 648656.

The previous prime is 1297313. The next prime is 1297333. The reversal of 1297316 is 6137921.

It can be written as a sum of positive squares in only one way, i.e., 1201216 + 96100 = 1096^2 + 310^2 .

It is not an unprimeable number, because it can be changed into a prime (1297313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162161 + ... + 162168.

It is an arithmetic number, because the mean of its divisors is an integer number (378385).

2^1297316 is an apocalyptic number.

It is an amenable number.

1297316 is a deficient number, since it is larger than the sum of its proper divisors (972994).

1297316 is a wasteful number, since it uses less digits than its factorization.

1297316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324333 (or 324331 counting only the distinct ones).

The product of its digits is 2268, while the sum is 29.

The square root of 1297316 is about 1138.9978050901. The cubic root of 1297316 is about 109.0641263376.

The spelling of 1297316 in words is "one million, two hundred ninety-seven thousand, three hundred sixteen".