5403443 has 6 divisors (see below), whose sum is σ = 5554836. Its totient is φ = 5256072.

The previous prime is 5403427. The next prime is 5403451. The reversal of 5403443 is 3443045.

It is a happy number.

It is not a de Polignac number, because 5403443 - 2⁴ = 5403427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5403493) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 605 + ... + 3342.

It is an arithmetic number, because the mean of its divisors is an integer number (925806).

Almost surely, 2^5403443 is an apocalyptic number.

5403443 is a deficient number, since it is larger than the sum of its proper divisors (151393).

5403443 is an equidigital number, since it uses as much as digits as its factorization.

5403443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021 (or 3984 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 5403443 is about 2324.5307053253. The cubic root of 5403443 is about 175.4783430120.

Adding to 5403443 its reverse (3443045), we get a palindrome (8846488).

The spelling of 5403443 in words is "five million, four hundred three thousand, four hundred forty-three".