454340343 has 8 divisors (see below), whose sum is σ = 611148528. Its totient is φ = 300212864.

The previous prime is 454340329. The next prime is 454340363. The reversal of 454340343 is 343043454.

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 454340343 - 2¹⁷ = 454209271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 454340343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454340363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669780 + ... + 670457.

It is an arithmetic number, because the mean of its divisors is an integer number (76393566).

Almost surely, 2^454340343 is an apocalyptic number.

454340343 is a deficient number, since it is larger than the sum of its proper divisors (156808185).

454340343 is a wasteful number, since it uses less digits than its factorization.

454340343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340353.

The product of its (nonzero) digits is 34560, while the sum is 30.

The square root of 454340343 is about 21315.2608006564. The cubic root of 454340343 is about 768.7652910965.

Adding to 454340343 its reverse (343043454), we get a palindrome (797383797).

The spelling of 454340343 in words is "four hundred fifty-four million, three hundred forty thousand, three hundred forty-three".