1338349 has 2 divisors, whose sum is σ = 1338350. Its totient is φ = 1338348.

The previous prime is 1338343. The next prime is 1338361. The reversal of 1338349 is 9438331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 915849 + 422500 = 957^2 + 650^2 .

It is a cyclic number.

It is not a de Polignac number, because 1338349 - 2¹³ = 1330157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1338349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1338343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669174 + 669175.

It is an arithmetic number, because the mean of its divisors is an integer number (669175).

2^1338349 is an apocalyptic number.

It is an amenable number.

1338349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1338349 is an equidigital number, since it uses as much as digits as its factorization.

1338349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 1338349 is about 1156.8703471003. The cubic root of 1338349 is about 110.2020803228.

The spelling of 1338349 in words is "one million, three hundred thirty-eight thousand, three hundred forty-nine".