1332543 has 4 divisors (see below), whose sum is σ = 1776728. Its totient is φ = 888360.

The previous prime is 1332517. The next prime is 1332547. The reversal of 1332543 is 3452331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3452331 = 3 ⋅1150777.

It is not a de Polignac number, because 1332543 - 2⁶ = 1332479 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332547) 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, 222088 + ... + 222093.

It is an arithmetic number, because the mean of its divisors is an integer number (444182).

2^1332543 is an apocalyptic number.

1332543 is a deficient number, since it is larger than the sum of its proper divisors (444185).

1332543 is an equidigital number, since it uses as much as digits as its factorization.

1332543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444184.

The product of its digits is 1080, while the sum is 21.

The square root of 1332543 is about 1154.3582632788. The cubic root of 1332543 is about 110.0424904718.

Adding to 1332543 its reverse (3452331), we get a palindrome (4784874).

The spelling of 1332543 in words is "one million, three hundred thirty-two thousand, five hundred forty-three".