5613505231 has 4 divisors (see below), whose sum is σ = 5641714000. Its totient is φ = 5585296464.

The previous prime is 5613505223. The next prime is 5613505241. The reversal of 5613505231 is 1325053165.

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 5613505231 - 2³ = 5613505223 is a prime.

It is a super-2 number, since 2×5613505231² = 63022881956928726722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5613505193 and 5613505202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5613505241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14104086 + ... + 14104483.

It is an arithmetic number, because the mean of its divisors is an integer number (1410428500).

Almost surely, 2^5613505231 is an apocalyptic number.

5613505231 is a deficient number, since it is larger than the sum of its proper divisors (28208769).

5613505231 is a wasteful number, since it uses less digits than its factorization.

5613505231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28208768.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 5613505231 is about 74923.3290170692. The cubic root of 5613505231 is about 1777.2343989501.

Adding to 5613505231 its reverse (1325053165), we get a palindrome (6938558396).

The spelling of 5613505231 in words is "five billion, six hundred thirteen million, five hundred five thousand, two hundred thirty-one".