5513983 has 4 divisors (see below), whose sum is σ = 5564680. Its totient is φ = 5463288.

The previous prime is 5513953. The next prime is 5513987. The reversal of 5513983 is 3893155.

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-5513983 is a prime.

It is a Duffinian number.

5513983 is a lucky number.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5513987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25185 + ... + 25402.

It is an arithmetic number, because the mean of its divisors is an integer number (1391170).

Almost surely, 2^5513983 is an apocalyptic number.

5513983 is a deficient number, since it is larger than the sum of its proper divisors (50697).

5513983 is a wasteful number, since it uses less digits than its factorization.

5513983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50696.

The product of its digits is 16200, while the sum is 34.

The square root of 5513983 is about 2348.1871731189. The cubic root of 5513983 is about 176.6668806611. Note that the first 3 decimals are identical.

The spelling of 5513983 in words is "five million, five hundred thirteen thousand, nine hundred eighty-three".