1339297 has 2 divisors, whose sum is σ = 1339298. Its totient is φ = 1339296.

The previous prime is 1339259. The next prime is 1339333. The reversal of 1339297 is 7929331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1234321 + 104976 = 1111^2 + 324^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1339297 is a prime.

It is not a weakly prime, because it can be changed into another prime (1339207) 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, 669648 + 669649.

It is an arithmetic number, because the mean of its divisors is an integer number (669649).

2^1339297 is an apocalyptic number.

It is an amenable number.

1339297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1339297 is an equidigital number, since it uses as much as digits as its factorization.

1339297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10206, while the sum is 34.

The square root of 1339297 is about 1157.2800006913. The cubic root of 1339297 is about 110.2280941938.

Adding to 1339297 its sum of digits (34), we get a palindrome (1339331).

The spelling of 1339297 in words is "one million, three hundred thirty-nine thousand, two hundred ninety-seven".