1326427 has 2 divisors, whose sum is σ = 1326428. Its totient is φ = 1326426.

The previous prime is 1326419. The next prime is 1326443. The reversal of 1326427 is 7246231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1326427 - 2³ = 1326419 is a prime.

1326427 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1326467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663213 + 663214.

It is an arithmetic number, because the mean of its divisors is an integer number (663214).

2^1326427 is an apocalyptic number.

1326427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1326427 is an equidigital number, since it uses as much as digits as its factorization.

1326427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 25.

The square root of 1326427 is about 1151.7061257109. The cubic root of 1326427 is about 109.8738774858.

The spelling of 1326427 in words is "one million, three hundred twenty-six thousand, four hundred twenty-seven".