1297607 has 2 divisors, whose sum is σ = 1297608. Its totient is φ = 1297606.

The previous prime is 1297601. The next prime is 1297619. The reversal of 1297607 is 7067921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1297607 - 2¹⁰ = 1296583 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1297601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 648803 + 648804.

It is an arithmetic number, because the mean of its divisors is an integer number (648804).

2^1297607 is an apocalyptic number.

1297607 is a deficient number, since it is larger than the sum of its proper divisors (1).

1297607 is an equidigital number, since it uses as much as digits as its factorization.

1297607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 1297607 is about 1139.1255418083. The cubic root of 1297607 is about 109.0722804260.

The spelling of 1297607 in words is "one million, two hundred ninety-seven thousand, six hundred seven".