5513665 has 4 divisors (see below), whose sum is σ = 6616404. Its totient is φ = 4410928.

The previous prime is 5513663. The next prime is 5513671. The reversal of 5513665 is 5663155.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3857296 + 1656369 = 1964^2 + 1287^2 .

It is a cyclic number.

It is not a de Polignac number, because 5513665 - 2¹ = 5513663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5513663) 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, 551362 + ... + 551371.

It is an arithmetic number, because the mean of its divisors is an integer number (1654101).

Almost surely, 2^5513665 is an apocalyptic number.

It is an amenable number.

5513665 is a deficient number, since it is larger than the sum of its proper divisors (1102739).

5513665 is a wasteful number, since it uses less digits than its factorization.

5513665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102738.

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

The square root of 5513665 is about 2348.1194603342. The cubic root of 5513665 is about 176.6634843776.

The spelling of 5513665 in words is "five million, five hundred thirteen thousand, six hundred sixty-five".