478954453 has 2 divisors, whose sum is σ = 478954454. Its totient is φ = 478954452.

The previous prime is 478954367. The next prime is 478954499. The reversal of 478954453 is 354459874.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310006449 + 168948004 = 17607^2 + 12998^2 .

It is a cyclic number.

It is not a de Polignac number, because 478954453 - 2¹³ = 478946261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 478954397 and 478954406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478958453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239477226 + 239477227.

It is an arithmetic number, because the mean of its divisors is an integer number (239477227).

Almost surely, 2^478954453 is an apocalyptic number.

It is an amenable number.

478954453 is a deficient number, since it is larger than the sum of its proper divisors (1).

478954453 is an equidigital number, since it uses as much as digits as its factorization.

478954453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 49.

The square root of 478954453 is about 21885.0280557280. The cubic root of 478954453 is about 782.4046180017.

The spelling of 478954453 in words is "four hundred seventy-eight million, nine hundred fifty-four thousand, four hundred fifty-three".