135560791 has 2 divisors, whose sum is σ = 135560792. Its totient is φ = 135560790.

The previous prime is 135560783. The next prime is 135560807. The reversal of 135560791 is 197065531.

135560791 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 135560791 - 2³ = 135560783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135560791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135560731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67780395 + 67780396.

It is an arithmetic number, because the mean of its divisors is an integer number (67780396).

Almost surely, 2^135560791 is an apocalyptic number.

135560791 is a deficient number, since it is larger than the sum of its proper divisors (1).

135560791 is an equidigital number, since it uses as much as digits as its factorization.

135560791 is an evil number, because the sum of its binary digits is even.

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

The square root of 135560791 is about 11643.0576310521. The cubic root of 135560791 is about 513.7021279760.

The spelling of 135560791 in words is "one hundred thirty-five million, five hundred sixty thousand, seven hundred ninety-one".