334513213 has 2 divisors, whose sum is σ = 334513214. Its totient is φ = 334513212.

The previous prime is 334513177. The next prime is 334513217. The reversal of 334513213 is 312315433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179211769 + 155301444 = 13387^2 + 12462^2 .

It is an emirp because it is prime and its reverse (312315433) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 334513213 - 2⁹ = 334512701 is a prime.

It is a super-2 number, since 2×334513213² = 223798179343166738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334513217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167256606 + 167256607.

It is an arithmetic number, because the mean of its divisors is an integer number (167256607).

Almost surely, 2^334513213 is an apocalyptic number.

It is an amenable number.

334513213 is a deficient number, since it is larger than the sum of its proper divisors (1).

334513213 is an equidigital number, since it uses as much as digits as its factorization.

334513213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 25.

The square root of 334513213 is about 18289.7023759273. The cubic root of 334513213 is about 694.1783938742.

Adding to 334513213 its reverse (312315433), we get a palindrome (646828646).

The spelling of 334513213 in words is "three hundred thirty-four million, five hundred thirteen thousand, two hundred thirteen".