1325771 has 2 divisors, whose sum is σ = 1325772. Its totient is φ = 1325770.

The previous prime is 1325761. The next prime is 1325773. The reversal of 1325771 is 1775231.

It is a strong prime.

It is an emirp because it is prime and its reverse (1775231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1325771 - 2⁶ = 1325707 is a prime.

Together with 1325773, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1325771.

It is not a weakly prime, because it can be changed into another prime (1325773) 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, 662885 + 662886.

It is an arithmetic number, because the mean of its divisors is an integer number (662886).

2^1325771 is an apocalyptic number.

1325771 is a deficient number, since it is larger than the sum of its proper divisors (1).

1325771 is an equidigital number, since it uses as much as digits as its factorization.

1325771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1470, while the sum is 26.

The square root of 1325771 is about 1151.4212956169. The cubic root of 1325771 is about 109.8557613615.

The spelling of 1325771 in words is "one million, three hundred twenty-five thousand, seven hundred seventy-one".