336521413 has 2 divisors, whose sum is σ = 336521414. Its totient is φ = 336521412.

The previous prime is 336521389. The next prime is 336521431. The reversal of 336521413 is 314125633.

Together with next prime (336521431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331494849 + 5026564 = 18207^2 + 2242^2 .

It is an emirp because it is prime and its reverse (314125633) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-336521413 is a prime.

It is a super-2 number, since 2×336521413² = 226493322815033138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (336522413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168260706 + 168260707.

It is an arithmetic number, because the mean of its divisors is an integer number (168260707).

Almost surely, 2^336521413 is an apocalyptic number.

It is an amenable number.

336521413 is a deficient number, since it is larger than the sum of its proper divisors (1).

336521413 is an equidigital number, since it uses as much as digits as its factorization.

336521413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 336521413 is about 18344.5199719153. The cubic root of 336521413 is about 695.5647553178.

The spelling of 336521413 in words is "three hundred thirty-six million, five hundred twenty-one thousand, four hundred thirteen".