13500479 has 2 divisors, whose sum is σ = 13500480. Its totient is φ = 13500478.

The previous prime is 13500463. The next prime is 13500491. The reversal of 13500479 is 97400531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13500479 - 2⁴ = 13500463 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13500419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6750239 + 6750240.

It is an arithmetic number, because the mean of its divisors is an integer number (6750240).

Almost surely, 2^13500479 is an apocalyptic number.

13500479 is a deficient number, since it is larger than the sum of its proper divisors (1).

13500479 is an equidigital number, since it uses as much as digits as its factorization.

13500479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 13500479 is about 3674.2997972403. The cubic root of 13500479 is about 238.1129739290.

The spelling of 13500479 in words is "thirteen million, five hundred thousand, four hundred seventy-nine".