51454 has 8 divisors (see below), whose sum is σ = 83160. Its totient is φ = 23736.

The previous prime is 51449. The next prime is 51461. The reversal of 51454 is 45415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 964 + ... + 1015.

It is an arithmetic number, because the mean of its divisors is an integer number (10395).

2⁵¹⁴⁵⁴ is an apocalyptic number.

51454 is a deficient number, since it is larger than the sum of its proper divisors (31706).

51454 is a wasteful number, since it uses less digits than its factorization.

51454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994.

The product of its digits is 400, while the sum is 19.

The square root of 51454 is about 226.8347416072. The cubic root of 51454 is about 37.1940137591.

Adding to 51454 its reverse (45415), we get a palindrome (96869).

It can be divided in two parts, 51 and 454, that added together give a palindrome (505).

The spelling of 51454 in words is "fifty-one thousand, four hundred fifty-four".