1597039 has 2 divisors, whose sum is σ = 1597040. Its totient is φ = 1597038.

The previous prime is 1597033. The next prime is 1597067. The reversal of 1597039 is 9307951.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1597039 - 2⁹ = 1596527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1596995 and 1597013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1597033) 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, 798519 + 798520.

It is an arithmetic number, because the mean of its divisors is an integer number (798520).

2^1597039 is an apocalyptic number.

1597039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1597039 is an equidigital number, since it uses as much as digits as its factorization.

1597039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8505, while the sum is 34.

The square root of 1597039 is about 1263.7400840363. The cubic root of 1597039 is about 116.8885148374. Note that the first 3 decimals are identical.

The spelling of 1597039 in words is "one million, five hundred ninety-seven thousand, thirty-nine".