13533506087 has 2 divisors, whose sum is σ = 13533506088. Its totient is φ = 13533506086.

The previous prime is 13533506059. The next prime is 13533506137. The reversal of 13533506087 is 78060533531.

13533506087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13533506087 - 2⁶ = 13533506023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13533506017) 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, 6766753043 + 6766753044.

It is an arithmetic number, because the mean of its divisors is an integer number (6766753044).

Almost surely, 2^13533506087 is an apocalyptic number.

13533506087 is a deficient number, since it is larger than the sum of its proper divisors (1).

13533506087 is an equidigital number, since it uses as much as digits as its factorization.

13533506087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 13533506087 in words is "thirteen billion, five hundred thirty-three million, five hundred six thousand, eighty-seven".