1325287 has 2 divisors, whose sum is σ = 1325288. Its totient is φ = 1325286.

The previous prime is 1325273. The next prime is 1325293. The reversal of 1325287 is 7825231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1325287 - 2¹⁹ = 800999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1325227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662643 + 662644.

It is an arithmetic number, because the mean of its divisors is an integer number (662644).

2^1325287 is an apocalyptic number.

1325287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325287 is an equidigital number, since it uses as much as digits as its factorization.

1325287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3360, while the sum is 28.

The square root of 1325287 is about 1151.2111014058. The cubic root of 1325287 is about 109.8423913652.

The spelling of 1325287 in words is "one million, three hundred twenty-five thousand, two hundred eighty-seven".