1396609339 has 2 divisors, whose sum is σ = 1396609340. Its totient is φ = 1396609338.

The previous prime is 1396609187. The next prime is 1396609343. The reversal of 1396609339 is 9339066931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1396609339 - 2²⁵ = 1363054907 is a prime.

It is a super-3 number, since 3×1396609339³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1396609292 and 1396609301.

It is not a weakly prime, because it can be changed into another prime (1396607339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698304669 + 698304670.

It is an arithmetic number, because the mean of its divisors is an integer number (698304670).

Almost surely, 2^1396609339 is an apocalyptic number.

1396609339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1396609339 is an equidigital number, since it uses as much as digits as its factorization.

1396609339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 708588, while the sum is 49.

The square root of 1396609339 is about 37371.2367871335. The cubic root of 1396609339 is about 1117.7850941623.

The spelling of 1396609339 in words is "one billion, three hundred ninety-six million, six hundred nine thousand, three hundred thirty-nine".