5641403 has 4 divisors (see below), whose sum is σ = 5737080. Its totient is φ = 5545728.

The previous prime is 5641393. The next prime is 5641421. The reversal of 5641403 is 3041465.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5641403 - 2⁴ = 5641387 is a prime.

It is a super-4 number, since 4×5641403⁴ (a number of 28 digits) contains 4444 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5641453) 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, 47750 + ... + 47867.

It is an arithmetic number, because the mean of its divisors is an integer number (1434270).

Almost surely, 2^5641403 is an apocalyptic number.

5641403 is a deficient number, since it is larger than the sum of its proper divisors (95677).

5641403 is an equidigital number, since it uses as much as digits as its factorization.

5641403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95676.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 5641403 is about 2375.1637838263. The cubic root of 5641403 is about 178.0173677452.

Adding to 5641403 its reverse (3041465), we get a palindrome (8682868).

The spelling of 5641403 in words is "five million, six hundred forty-one thousand, four hundred three".