135932287 has 2 divisors, whose sum is σ = 135932288. Its totient is φ = 135932286.

The previous prime is 135932273. The next prime is 135932297. The reversal of 135932287 is 782239531.

135932287 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135932287 - 2¹¹ = 135930239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135932207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67966143 + 67966144.

It is an arithmetic number, because the mean of its divisors is an integer number (67966144).

Almost surely, 2^135932287 is an apocalyptic number.

135932287 is a deficient number, since it is larger than the sum of its proper divisors (1).

135932287 is an equidigital number, since it uses as much as digits as its factorization.

135932287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 40.

The square root of 135932287 is about 11659.0002573119. Note that the first 3 decimals coincide. The cubic root of 135932287 is about 514.1709563208.

The spelling of 135932287 in words is "one hundred thirty-five million, nine hundred thirty-two thousand, two hundred eighty-seven".