343230091 has 2 divisors, whose sum is σ = 343230092. Its totient is φ = 343230090.

The previous prime is 343230071. The next prime is 343230101. The reversal of 343230091 is 190032343.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (190032343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343230091 - 2¹¹ = 343228043 is a prime.

It is not a weakly prime, because it can be changed into another prime (343230061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171615045 + 171615046.

It is an arithmetic number, because the mean of its divisors is an integer number (171615046).

Almost surely, 2^343230091 is an apocalyptic number.

343230091 is a deficient number, since it is larger than the sum of its proper divisors (1).

343230091 is an equidigital number, since it uses as much as digits as its factorization.

343230091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 343230091 is about 18526.4700091518. The cubic root of 343230091 is about 700.1564895030.

The spelling of 343230091 in words is "three hundred forty-three million, two hundred thirty thousand, ninety-one".