344213011 has 2 divisors, whose sum is σ = 344213012. Its totient is φ = 344213010.

The previous prime is 344213003. The next prime is 344213027. The reversal of 344213011 is 110312443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344213011 - 2³ = 344213003 is a prime.

It is a super-3 number, since 3×344213011³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 344213011.

It is not a weakly prime, because it can be changed into another prime (344213071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172106505 + 172106506.

It is an arithmetic number, because the mean of its divisors is an integer number (172106506).

Almost surely, 2^344213011 is an apocalyptic number.

344213011 is a deficient number, since it is larger than the sum of its proper divisors (1).

344213011 is an equidigital number, since it uses as much as digits as its factorization.

344213011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 344213011 is about 18552.9784940316. The cubic root of 344213011 is about 700.8242067177.

Adding to 344213011 its reverse (110312443), we get a palindrome (454525454).

The spelling of 344213011 in words is "three hundred forty-four million, two hundred thirteen thousand, eleven".