5613191 has 4 divisors (see below), whose sum is σ = 5667792. Its totient is φ = 5558592.

The previous prime is 5613169. The next prime is 5613217. The reversal of 5613191 is 1913165.

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-5613191 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5613191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5613161) 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, 27146 + ... + 27351.

It is an arithmetic number, because the mean of its divisors is an integer number (1416948).

Almost surely, 2^5613191 is an apocalyptic number.

5613191 is a deficient number, since it is larger than the sum of its proper divisors (54601).

5613191 is a wasteful number, since it uses less digits than its factorization.

5613191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54600.

The product of its digits is 810, while the sum is 26.

The square root of 5613191 is about 2369.2173813308. The cubic root of 5613191 is about 177.7201236512.

Subtracting from 5613191 its sum of digits (26), we obtain a palindrome (5613165).

The spelling of 5613191 in words is "five million, six hundred thirteen thousand, one hundred ninety-one".