478114009 has 4 divisors (see below), whose sum is σ = 478444516. Its totient is φ = 477783504.

The previous prime is 478113989. The next prime is 478114061. The reversal of 478114009 is 900411874.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 432848025 + 45265984 = 20805^2 + 6728^2 .

It is a cyclic number.

It is not a de Polignac number, because 478114009 - 2¹⁷ = 477982937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (478114099) 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, 163074 + ... + 165979.

It is an arithmetic number, because the mean of its divisors is an integer number (119611129).

Almost surely, 2^478114009 is an apocalyptic number.

It is an amenable number.

478114009 is a deficient number, since it is larger than the sum of its proper divisors (330507).

478114009 is a wasteful number, since it uses less digits than its factorization.

478114009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330506.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 478114009 is about 21865.8182787656. The cubic root of 478114009 is about 781.9467092803.

The spelling of 478114009 in words is "four hundred seventy-eight million, one hundred fourteen thousand, nine".