343512011 has 2 divisors, whose sum is σ = 343512012. Its totient is φ = 343512010.

The previous prime is 343511957. The next prime is 343512031. The reversal of 343512011 is 110215343.

It is an a-pointer prime, because the next prime (343512031) can be obtained adding 343512011 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343512011 - 2¹⁰ = 343510987 is a prime.

It is not a weakly prime, because it can be changed into another prime (343512031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171756005 + 171756006.

It is an arithmetic number, because the mean of its divisors is an integer number (171756006).

Almost surely, 2^343512011 is an apocalyptic number.

343512011 is a deficient number, since it is larger than the sum of its proper divisors (1).

343512011 is an equidigital number, since it uses as much as digits as its factorization.

343512011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 343512011 is about 18534.0770204507. The cubic root of 343512011 is about 700.3481336354.

Adding to 343512011 its reverse (110215343), we get a palindrome (453727354).

The spelling of 343512011 in words is "three hundred forty-three million, five hundred twelve thousand, eleven".