13538683 has 2 divisors, whose sum is σ = 13538684. Its totient is φ = 13538682.

The previous prime is 13538677. The next prime is 13538687. The reversal of 13538683 is 38683531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13538683 is a prime.

It is not a weakly prime, because it can be changed into another prime (13538687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6769341 + 6769342.

It is an arithmetic number, because the mean of its divisors is an integer number (6769342).

Almost surely, 2^13538683 is an apocalyptic number.

13538683 is a deficient number, since it is larger than the sum of its proper divisors (1).

13538683 is an equidigital number, since it uses as much as digits as its factorization.

13538683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 37.

The square root of 13538683 is about 3679.4949381675. The cubic root of 13538683 is about 238.3373684528.

It can be divided in two parts, 1353868 and 3, that multiplied together give a palindrome (4061604).

The spelling of 13538683 in words is "thirteen million, five hundred thirty-eight thousand, six hundred eighty-three".