5521513 has 8 divisors (see below), whose sum is σ = 5834880. Its totient is φ = 5216400.

The previous prime is 5521499. The next prime is 5521543. The reversal of 5521513 is 3151255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5521513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5521543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 663 + ... + 3388.

It is an arithmetic number, because the mean of its divisors is an integer number (729360).

Almost surely, 2^5521513 is an apocalyptic number.

It is an amenable number.

5521513 is a deficient number, since it is larger than the sum of its proper divisors (313367).

5521513 is a wasteful number, since it uses less digits than its factorization.

5521513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4127.

The product of its digits is 750, while the sum is 22.

The square root of 5521513 is about 2349.7899906162. The cubic root of 5521513 is about 176.7472639647.

Adding to 5521513 its reverse (3151255), we get a palindrome (8672768).

The spelling of 5521513 in words is "five million, five hundred twenty-one thousand, five hundred thirteen".