5163643 has 4 divisors (see below), whose sum is σ = 5175400. Its totient is φ = 5151888.

The previous prime is 5163629. The next prime is 5163659. The reversal of 5163643 is 3463615.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5163643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5163343) 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, 5193 + ... + 6106.

It is an arithmetic number, because the mean of its divisors is an integer number (1293850).

Almost surely, 2^5163643 is an apocalyptic number.

5163643 is a deficient number, since it is larger than the sum of its proper divisors (11757).

5163643 is a wasteful number, since it uses less digits than its factorization.

5163643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11756.

The product of its digits is 6480, while the sum is 28.

The square root of 5163643 is about 2272.3650675013. The cubic root of 5163643 is about 172.8431090112.

Subtracting from 5163643 its sum of digits (28), we obtain a palindrome (5163615).

The spelling of 5163643 in words is "five million, one hundred sixty-three thousand, six hundred forty-three".