455430343 has 4 divisors (see below), whose sum is σ = 456029568. Its totient is φ = 454831120.

The previous prime is 455430319. The next prime is 455430347. The reversal of 455430343 is 343034554.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455430343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455430347) 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, 298471 + ... + 299992.

It is an arithmetic number, because the mean of its divisors is an integer number (114007392).

Almost surely, 2^455430343 is an apocalyptic number.

455430343 is a deficient number, since it is larger than the sum of its proper divisors (599225).

455430343 is an equidigital number, since it uses as much as digits as its factorization.

455430343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599224.

The product of its (nonzero) digits is 43200, while the sum is 31.

The square root of 455430343 is about 21340.8140191512. The cubic root of 455430343 is about 769.3795772550.

Adding to 455430343 its reverse (343034554), we get a palindrome (798464897).

The spelling of 455430343 in words is "four hundred fifty-five million, four hundred thirty thousand, three hundred forty-three".