13938527 has 2 divisors, whose sum is σ = 13938528. Its totient is φ = 13938526.

The previous prime is 13938511. The next prime is 13938553. The reversal of 13938527 is 72583931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13938527 - 2⁴ = 13938511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13938577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6969263 + 6969264.

It is an arithmetic number, because the mean of its divisors is an integer number (6969264).

Almost surely, 2^13938527 is an apocalyptic number.

13938527 is a deficient number, since it is larger than the sum of its proper divisors (1).

13938527 is an equidigital number, since it uses as much as digits as its factorization.

13938527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 13938527 is about 3733.4336742468. The cubic root of 13938527 is about 240.6609500905.

The spelling of 13938527 in words is "thirteen million, nine hundred thirty-eight thousand, five hundred twenty-seven".