135007569787 has 2 divisors, whose sum is σ = 135007569788. Its totient is φ = 135007569786.

The previous prime is 135007569727. The next prime is 135007569793. The reversal of 135007569787 is 787965700531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135007569787 is a prime.

It is not a weakly prime, because it can be changed into another prime (135007569727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67503784893 + 67503784894.

It is an arithmetic number, because the mean of its divisors is an integer number (67503784894).

Almost surely, 2^135007569787 is an apocalyptic number.

135007569787 is a deficient number, since it is larger than the sum of its proper divisors (1).

135007569787 is an equidigital number, since it uses as much as digits as its factorization.

135007569787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11113200, while the sum is 58.

The spelling of 135007569787 in words is "one hundred thirty-five billion, seven million, five hundred sixty-nine thousand, seven hundred eighty-seven".