13559671 has 2 divisors, whose sum is σ = 13559672. Its totient is φ = 13559670.

The previous prime is 13559657. The next prime is 13559681. The reversal of 13559671 is 17695531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13559671 - 2⁷ = 13559543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13559671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13559681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6779835 + 6779836.

It is an arithmetic number, because the mean of its divisors is an integer number (6779836).

Almost surely, 2^13559671 is an apocalyptic number.

13559671 is a deficient number, since it is larger than the sum of its proper divisors (1).

13559671 is an equidigital number, since it uses as much as digits as its factorization.

13559671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28350, while the sum is 37.

The square root of 13559671 is about 3682.3458555654. The cubic root of 13559671 is about 238.4604636868.

It can be divided in two parts, 1355 and 9671, that added together give a triangular number (11026 = T₁₄₈).

The spelling of 13559671 in words is "thirteen million, five hundred fifty-nine thousand, six hundred seventy-one".