1332671 has 2 divisors, whose sum is σ = 1332672. Its totient is φ = 1332670.

The previous prime is 1332649. The next prime is 1332673. The reversal of 1332671 is 1762331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1332671 - 2¹⁰ = 1331647 is a prime.

It is a Sophie Germain prime.

Together with 1332673, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1332673) 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, 666335 + 666336.

It is an arithmetic number, because the mean of its divisors is an integer number (666336).

2^1332671 is an apocalyptic number.

1332671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1332671 is an equidigital number, since it uses as much as digits as its factorization.

1332671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 23.

The square root of 1332671 is about 1154.4137040074. The cubic root of 1332671 is about 110.0460138073.

The spelling of 1332671 in words is "one million, three hundred thirty-two thousand, six hundred seventy-one".