343555097 has 2 divisors, whose sum is σ = 343555098. Its totient is φ = 343555096.

The previous prime is 343555087. The next prime is 343555109. The reversal of 343555097 is 790555343.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336025561 + 7529536 = 18331^2 + 2744^2 .

It is an emirp because it is prime and its reverse (790555343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343555097 - 2⁶ = 343555033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (343555087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171777548 + 171777549.

It is an arithmetic number, because the mean of its divisors is an integer number (171777549).

Almost surely, 2^343555097 is an apocalyptic number.

It is an amenable number.

343555097 is a deficient number, since it is larger than the sum of its proper divisors (1).

343555097 is an equidigital number, since it uses as much as digits as its factorization.

343555097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 283500, while the sum is 41.

The square root of 343555097 is about 18535.2393294503. The cubic root of 343555097 is about 700.3774134832.

The spelling of 343555097 in words is "three hundred forty-three million, five hundred fifty-five thousand, ninety-seven".