343244081 has 2 divisors, whose sum is σ = 343244082. Its totient is φ = 343244080.

The previous prime is 343244051. The next prime is 343244089. The reversal of 343244081 is 180442343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 272415025 + 70829056 = 16505^2 + 8416^2 .

It is an emirp because it is prime and its reverse (180442343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343244081 - 2¹⁰ = 343243057 is a prime.

It is a super-2 number, since 2×343244081² = 235632998283069122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (343244089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171622040 + 171622041.

It is an arithmetic number, because the mean of its divisors is an integer number (171622041).

Almost surely, 2^343244081 is an apocalyptic number.

It is an amenable number.

343244081 is a deficient number, since it is larger than the sum of its proper divisors (1).

343244081 is an equidigital number, since it uses as much as digits as its factorization.

343244081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 343244081 is about 18526.8475731842. The cubic root of 343244081 is about 700.1660021268.

The spelling of 343244081 in words is "three hundred forty-three million, two hundred forty-four thousand, eighty-one".