334043521013 has 2 divisors, whose sum is σ = 334043521014. Its totient is φ = 334043521012.

The previous prime is 334043520997. The next prime is 334043521057. The reversal of 334043521013 is 310125340433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249817033489 + 84226487524 = 499817^2 + 290218^2 .

It is a cyclic number.

It is not a de Polignac number, because 334043521013 - 2⁴ = 334043520997 is a prime.

It is a super-2 number, since 2×334043521013² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334043521913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167021760506 + 167021760507.

It is an arithmetic number, because the mean of its divisors is an integer number (167021760507).

Almost surely, 2^334043521013 is an apocalyptic number.

It is an amenable number.

334043521013 is a deficient number, since it is larger than the sum of its proper divisors (1).

334043521013 is an equidigital number, since it uses as much as digits as its factorization.

334043521013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 334043521013 its reverse (310125340433), we get a palindrome (644168861446).

The spelling of 334043521013 in words is "three hundred thirty-four billion, forty-three million, five hundred twenty-one thousand, thirteen".