5643103 has 2 divisors, whose sum is σ = 5643104. Its totient is φ = 5643102.

The previous prime is 5643091. The next prime is 5643109. The reversal of 5643103 is 3013465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5643103 - 2⁹ = 5642591 is a prime.

It is a super-2 number, since 2×5643103² = 63689222937218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5643109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821551 + 2821552.

It is an arithmetic number, because the mean of its divisors is an integer number (2821552).

Almost surely, 2^5643103 is an apocalyptic number.

5643103 is a deficient number, since it is larger than the sum of its proper divisors (1).

5643103 is an equidigital number, since it uses as much as digits as its factorization.

5643103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 5643103 is about 2375.5216269274. The cubic root of 5643103 is about 178.0352474070.

Adding to 5643103 its reverse (3013465), we get a palindrome (8656568).

The spelling of 5643103 in words is "five million, six hundred forty-three thousand, one hundred three".