1397359 has 2 divisors, whose sum is σ = 1397360. Its totient is φ = 1397358.

The previous prime is 1397339. The next prime is 1397437. The reversal of 1397359 is 9537931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1397359 - 2⁹ = 1396847 is a prime.

It is a super-2 number, since 2×1397359² = 3905224349762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1397329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698679 + 698680.

It is an arithmetic number, because the mean of its divisors is an integer number (698680).

2^1397359 is an apocalyptic number.

1397359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1397359 is an equidigital number, since it uses as much as digits as its factorization.

1397359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25515, while the sum is 37.

The square root of 1397359 is about 1182.0994036036. The cubic root of 1397359 is about 111.7985057025.

The spelling of 1397359 in words is "one million, three hundred ninety-seven thousand, three hundred fifty-nine".