1325605 has 8 divisors (see below), whose sum is σ = 1660032. Its totient is φ = 1014288.

The previous prime is 1325581. The next prime is 1325617. The reversal of 1325605 is 5065231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1325605 - 2¹³ = 1317413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5649 + ... + 5878.

It is an arithmetic number, because the mean of its divisors is an integer number (207504).

2^1325605 is an apocalyptic number.

It is an amenable number.

1325605 is a deficient number, since it is larger than the sum of its proper divisors (334427).

1325605 is a wasteful number, since it uses less digits than its factorization.

1325605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11555.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1325605 is about 1151.3492085375. The cubic root of 1325605 is about 109.8511761509.

The spelling of 1325605 in words is "one million, three hundred twenty-five thousand, six hundred five".