6138413 has 2 divisors, whose sum is σ = 6138414. Its totient is φ = 6138412.

The previous prime is 6138409. The next prime is 6138427. The reversal of 6138413 is 3148316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5822569 + 315844 = 2413^2 + 562^2 .

It is a cyclic number.

It is not a de Polignac number, because 6138413 - 2² = 6138409 is a prime.

It is a super-2 number, since 2×6138413² = 75360228317138, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen 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 (6138443) 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, 3069206 + 3069207.

It is an arithmetic number, because the mean of its divisors is an integer number (3069207).

Almost surely, 2^6138413 is an apocalyptic number.

It is an amenable number.

6138413 is a deficient number, since it is larger than the sum of its proper divisors (1).

6138413 is an equidigital number, since it uses as much as digits as its factorization.

6138413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 26.

The square root of 6138413 is about 2477.5820874393. The cubic root of 6138413 is about 183.0987453187.

The spelling of 6138413 in words is "six million, one hundred thirty-eight thousand, four hundred thirteen".