5427 has 10 divisors (see below), whose sum is σ = 8228. Its totient is φ = 3564.

The previous prime is 5419. The next prime is 5431. The reversal of 5427 is 7245.

It is a happy number.

It is not a de Polignac number, because 5427 - 2³ = 5419 is a prime.

It is a Duffinian number.

Its product of digits (280) is a multiple of the sum of its prime divisors (70).

5427 is a lucky number.

It is a nialpdrome in base 3 and base 9.

It is not an unprimeable number, because it can be changed into a prime (5407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 48 + ... + 114.

2⁵⁴²⁷ is an apocalyptic number.

5427 is a deficient number, since it is larger than the sum of its proper divisors (2801).

5427 is an equidigital number, since it uses as much as digits as its factorization.

5427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 70 counting only the distinct ones).

The product of its digits is 280, while the sum is 18.

The square root of 5427 is about 73.6681749469. The cubic root of 5427 is about 17.5732980080.

Adding to 5427 its sum of digits (18), we get a palindrome (5445).

It can be divided in two parts, 54 and 27, that added together give a 4-th power (81 = 3⁴).

The spelling of 5427 in words is "five thousand, four hundred twenty-seven".