343249411 has 2 divisors, whose sum is σ = 343249412. Its totient is φ = 343249410.

The previous prime is 343249381. The next prime is 343249441. The reversal of 343249411 is 114942343.

It is a balanced prime because it is at equal distance from previous prime (343249381) and next prime (343249441).

It is a cyclic number.

It is not a de Polignac number, because 343249411 - 2¹¹ = 343247363 is a prime.

It is equal to p_18460174 and since 343249411 and 18460174 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (343249441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171624705 + 171624706.

It is an arithmetic number, because the mean of its divisors is an integer number (171624706).

Almost surely, 2^343249411 is an apocalyptic number.

343249411 is a deficient number, since it is larger than the sum of its proper divisors (1).

343249411 is an equidigital number, since it uses as much as digits as its factorization.

343249411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

The square root of 343249411 is about 18526.9914179286. The cubic root of 343249411 is about 700.1696262392.

The spelling of 343249411 in words is "three hundred forty-three million, two hundred forty-nine thousand, four hundred eleven".