1326407 has 4 divisors (see below), whose sum is σ = 1329216. Its totient is φ = 1323600.

The previous prime is 1326389. The next prime is 1326419. The reversal of 1326407 is 7046231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7046231 = 167 ⋅42193.

It is a cyclic number.

It is not a de Polignac number, because 1326407 - 2⁶ = 1326343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326427) 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 in 3 ways as a sum of consecutive naturals, for example, 503 + ... + 1704.

It is an arithmetic number, because the mean of its divisors is an integer number (332304).

2^1326407 is an apocalyptic number.

1326407 is a deficient number, since it is larger than the sum of its proper divisors (2809).

1326407 is an equidigital number, since it uses as much as digits as its factorization.

1326407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 1326407 is about 1151.6974429076. The cubic root of 1326407 is about 109.8733252532.

The spelling of 1326407 in words is "one million, three hundred twenty-six thousand, four hundred seven".