53471 has 4 divisors (see below), whose sum is σ = 58344. Its totient is φ = 48600.

The previous prime is 53453. The next prime is 53479. The reversal of 53471 is 17435.

It is a happy number.

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 53471 - 2⁶ = 53407 is a prime.

It is a super-3 number, since 3×53471³ = 458644482618333, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53479) 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, 2420 + ... + 2441.

It is an arithmetic number, because the mean of its divisors is an integer number (14586).

2⁵³⁴⁷¹ is an apocalyptic number.

53471 is a deficient number, since it is larger than the sum of its proper divisors (4873).

53471 is a wasteful number, since it uses less digits than its factorization.

53471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4872.

The product of its digits is 420, while the sum is 20.

The square root of 53471 is about 231.2379726602. The cubic root of 53471 is about 37.6738006519.

The spelling of 53471 in words is "fifty-three thousand, four hundred seventy-one".