343245401 has 2 divisors, whose sum is σ = 343245402. Its totient is φ = 343245400.

The previous prime is 343245389. The next prime is 343245403. The reversal of 343245401 is 104542343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 284799376 + 58446025 = 16876^2 + 7645^2 .

It is a cyclic number.

It is not a de Polignac number, because 343245401 - 2¹⁴ = 343229017 is a prime.

Together with 343245403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (343245403) 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 as a sum of consecutive naturals, namely, 171622700 + 171622701.

It is an arithmetic number, because the mean of its divisors is an integer number (171622701).

Almost surely, 2^343245401 is an apocalyptic number.

It is an amenable number.

343245401 is a deficient number, since it is larger than the sum of its proper divisors (1).

343245401 is an equidigital number, since it uses as much as digits as its factorization.

343245401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 343245401 is about 18526.8831971274. The cubic root of 343245401 is about 700.1668996591.

Adding to 343245401 its reverse (104542343), we get a palindrome (447787744).

The spelling of 343245401 in words is "three hundred forty-three million, two hundred forty-five thousand, four hundred one".