5545663 has 4 divisors (see below), whose sum is σ = 5837560. Its totient is φ = 5253768.

The previous prime is 5545649. The next prime is 5545681. The reversal of 5545663 is 3665455.

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 5545663 - 2¹³ = 5537471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5545643) 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, 145920 + ... + 145957.

It is an arithmetic number, because the mean of its divisors is an integer number (1459390).

Almost surely, 2^5545663 is an apocalyptic number.

5545663 is a deficient number, since it is larger than the sum of its proper divisors (291897).

5545663 is a wasteful number, since it uses less digits than its factorization.

5545663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291896.

The product of its digits is 54000, while the sum is 34.

The square root of 5545663 is about 2354.9231409963. The cubic root of 5545663 is about 177.0045749826.

The spelling of 5545663 in words is "five million, five hundred forty-five thousand, six hundred sixty-three".