478453 has 2 divisors, whose sum is σ = 478454. Its totient is φ = 478452.

The previous prime is 478451. The next prime is 478459. The reversal of 478453 is 354874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 459684 + 18769 = 678^2 + 137^2 .

It is a cyclic number.

It is not a de Polignac number, because 478453 - 2¹ = 478451 is a prime.

Together with 478451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239226 + 239227.

It is an arithmetic number, because the mean of its divisors is an integer number (239227).

2⁴⁷⁸⁴⁵³ is an apocalyptic number.

It is an amenable number.

478453 is a deficient number, since it is larger than the sum of its proper divisors (1).

478453 is an equidigital number, since it uses as much as digits as its factorization.

478453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 31.

The square root of 478453 is about 691.7029709348. The cubic root of 478453 is about 78.2131470146.

The spelling of 478453 in words is "four hundred seventy-eight thousand, four hundred fifty-three".