343130453 has 2 divisors, whose sum is σ = 343130454. Its totient is φ = 343130452.

The previous prime is 343130401. The next prime is 343130471. The reversal of 343130453 is 354031343.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 309513649 + 33616804 = 17593^2 + 5798^2 .

It is a cyclic number.

It is not a de Polignac number, because 343130453 - 2⁸ = 343130197 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343130653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171565226 + 171565227.

It is an arithmetic number, because the mean of its divisors is an integer number (171565227).

Almost surely, 2^343130453 is an apocalyptic number.

It is an amenable number.

343130453 is a deficient number, since it is larger than the sum of its proper divisors (1).

343130453 is an equidigital number, since it uses as much as digits as its factorization.

343130453 is an evil number, because the sum of its binary digits is even.

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

The square root of 343130453 is about 18523.7807426022. The cubic root of 343130453 is about 700.0887322892.

Adding to 343130453 its reverse (354031343), we get a palindrome (697161796).

The spelling of 343130453 in words is "three hundred forty-three million, one hundred thirty thousand, four hundred fifty-three".