6138427 has 2 divisors, whose sum is σ = 6138428. Its totient is φ = 6138426.

The previous prime is 6138413. The next prime is 6138437. The reversal of 6138427 is 7248316.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6138427 - 2⁷ = 6138299 is a prime.

It is not a weakly prime, because it can be changed into another prime (6138437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3069213 + 3069214.

It is an arithmetic number, because the mean of its divisors is an integer number (3069214).

Almost surely, 2^6138427 is an apocalyptic number.

6138427 is a deficient number, since it is larger than the sum of its proper divisors (1).

6138427 is an equidigital number, since it uses as much as digits as its factorization.

6138427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 31.

The square root of 6138427 is about 2477.5849127729. The cubic root of 6138427 is about 183.0988845176.

The spelling of 6138427 in words is "six million, one hundred thirty-eight thousand, four hundred twenty-seven".