455385243 has 8 divisors (see below), whose sum is σ = 608482368. Its totient is φ = 302939144.

The previous prime is 455385223. The next prime is 455385247. The reversal of 455385243 is 342583554.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 455385243 - 2⁸ = 455384987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (455385247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161121 + ... + 163922.

It is an arithmetic number, because the mean of its divisors is an integer number (76060296).

Almost surely, 2^455385243 is an apocalyptic number.

455385243 is a deficient number, since it is larger than the sum of its proper divisors (153097125).

455385243 is a wasteful number, since it uses less digits than its factorization.

455385243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325513.

The product of its digits is 288000, while the sum is 39.

The square root of 455385243 is about 21339.7573322660. The cubic root of 455385243 is about 769.3541799102.

The spelling of 455385243 in words is "four hundred fifty-five million, three hundred eighty-five thousand, two hundred forty-three".