455315643 has 6 divisors (see below), whose sum is σ = 657678164. Its totient is φ = 303543756.

The previous prime is 455315629. The next prime is 455315657. The reversal of 455315643 is 346513554.

455315643 is a `hidden beast` number, since 4 + 5 + 5 + 3 + 1 + 5 + 643 = 666.

It is an interprime number because it is at equal distance from previous prime (455315629) and next prime (455315657).

It is not a de Polignac number, because 455315643 - 2⁵ = 455315611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 455315598 and 455315607.

It is not an unprimeable number, because it can be changed into a prime (455315603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25295305 + ... + 25295322.

Almost surely, 2^455315643 is an apocalyptic number.

455315643 is a deficient number, since it is larger than the sum of its proper divisors (202362521).

455315643 is a wasteful number, since it uses less digits than its factorization.

455315643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50590633 (or 50590630 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 455315643 is about 21338.1265110131. The cubic root of 455315643 is about 769.3149824907.

The spelling of 455315643 in words is "four hundred fifty-five million, three hundred fifteen thousand, six hundred forty-three".