5663271 has 4 divisors (see below), whose sum is σ = 7551032. Its totient is φ = 3775512.

The previous prime is 5663269. The next prime is 5663293. The reversal of 5663271 is 1723665.

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

It is not a de Polignac number, because 5663271 - 2¹ = 5663269 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5663201) 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, 943876 + ... + 943881.

It is an arithmetic number, because the mean of its divisors is an integer number (1887758).

Almost surely, 2^5663271 is an apocalyptic number.

5663271 is a deficient number, since it is larger than the sum of its proper divisors (1887761).

5663271 is a wasteful number, since it uses less digits than its factorization.

5663271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887760.

The product of its digits is 7560, while the sum is 30.

The square root of 5663271 is about 2379.7628033062. The cubic root of 5663271 is about 178.2470898288.

The spelling of 5663271 in words is "five million, six hundred sixty-three thousand, two hundred seventy-one".