343310453 has 4 divisors (see below), whose sum is σ = 345614700. Its totient is φ = 341006208.

The previous prime is 343310447. The next prime is 343310477. The reversal of 343310453 is 354013343.

It is a happy number.

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 140019889 + 203290564 = 11833^2 + 14258^2 .

It is a cyclic number.

It is not a de Polignac number, because 343310453 - 2¹² = 343306357 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 (343310423) 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 3 ways as a sum of consecutive naturals, for example, 1151900 + ... + 1152197.

It is an arithmetic number, because the mean of its divisors is an integer number (86403675).

Almost surely, 2^343310453 is an apocalyptic number.

It is an amenable number.

343310453 is a deficient number, since it is larger than the sum of its proper divisors (2304247).

343310453 is a wasteful number, since it uses less digits than its factorization.

343310453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304246.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 343310453 is about 18528.6387249576. The cubic root of 343310453 is about 700.2111288315.

Adding to 343310453 its reverse (354013343), we get a palindrome (697323796).

The spelling of 343310453 in words is "three hundred forty-three million, three hundred ten thousand, four hundred fifty-three".