1327541 has 4 divisors (see below), whose sum is σ = 1329900. Its totient is φ = 1325184.

The previous prime is 1327517. The next prime is 1327561. The reversal of 1327541 is 1457231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52900 + 1274641 = 230^2 + 1129^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1327541 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 (1327561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215 + ... + 1643.

It is an arithmetic number, because the mean of its divisors is an integer number (332475).

2^1327541 is an apocalyptic number.

It is an amenable number.

1327541 is a deficient number, since it is larger than the sum of its proper divisors (2359).

1327541 is an equidigital number, since it uses as much as digits as its factorization.

1327541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358.

The product of its digits is 840, while the sum is 23.

The square root of 1327541 is about 1152.1896545274. The cubic root of 1327541 is about 109.9046280786.

The spelling of 1327541 in words is "one million, three hundred twenty-seven thousand, five hundred forty-one".