513342211 has 2 divisors, whose sum is σ = 513342212. Its totient is φ = 513342210.

The previous prime is 513342199. The next prime is 513342227. The reversal of 513342211 is 112243315.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513342211 is a prime.

It is not a weakly prime, because it can be changed into another prime (513342241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256671105 + 256671106.

It is an arithmetic number, because the mean of its divisors is an integer number (256671106).

Almost surely, 2^513342211 is an apocalyptic number.

513342211 is a deficient number, since it is larger than the sum of its proper divisors (1).

513342211 is an equidigital number, since it uses as much as digits as its factorization.

513342211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 22.

The square root of 513342211 is about 22657.0565387475. The cubic root of 513342211 is about 800.6984582468.

Adding to 513342211 its reverse (112243315), we get a palindrome (625585526).

The spelling of 513342211 in words is "five hundred thirteen million, three hundred forty-two thousand, two hundred eleven".