326041013 has 2 divisors, whose sum is σ = 326041014. Its totient is φ = 326041012.

The previous prime is 326040973. The next prime is 326041019. The reversal of 326041013 is 310140623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 321054724 + 4986289 = 17918^2 + 2233^2 .

It is a cyclic number.

It is not a de Polignac number, because 326041013 - 2¹² = 326036917 is a prime.

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 (326041019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163020506 + 163020507.

It is an arithmetic number, because the mean of its divisors is an integer number (163020507).

Almost surely, 2^326041013 is an apocalyptic number.

It is an amenable number.

326041013 is a deficient number, since it is larger than the sum of its proper divisors (1).

326041013 is an equidigital number, since it uses as much as digits as its factorization.

326041013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 326041013 is about 18056.6057995405. The cubic root of 326041013 is about 688.2677355359.

Adding to 326041013 its reverse (310140623), we get a palindrome (636181636).

The spelling of 326041013 in words is "three hundred twenty-six million, forty-one thousand, thirteen".