138356301427 has 2 divisors, whose sum is σ = 138356301428. Its totient is φ = 138356301426.

The previous prime is 138356301403. The next prime is 138356301467. The reversal of 138356301427 is 724103653831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 138356301427 - 2¹¹ = 138356299379 is a prime.

It is a super-2 number, since 2×138356301427² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (138356301467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69178150713 + 69178150714.

It is an arithmetic number, because the mean of its divisors is an integer number (69178150714).

Almost surely, 2^138356301427 is an apocalyptic number.

138356301427 is a deficient number, since it is larger than the sum of its proper divisors (1).

138356301427 is an equidigital number, since it uses as much as digits as its factorization.

138356301427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 138356301427 in words is "one hundred thirty-eight billion, three hundred fifty-six million, three hundred one thousand, four hundred twenty-seven".