135315659 has 4 divisors (see below), whose sum is σ = 136655520. Its totient is φ = 133975800.

The previous prime is 135315641. The next prime is 135315667. The reversal of 135315659 is 956513531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 956513531 = 101 ⋅9470431.

It is a cyclic number.

It is not a de Polignac number, because 135315659 - 2¹² = 135311563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135315559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 669779 + ... + 669980.

It is an arithmetic number, because the mean of its divisors is an integer number (34163880).

Almost surely, 2^135315659 is an apocalyptic number.

135315659 is a deficient number, since it is larger than the sum of its proper divisors (1339861).

135315659 is a wasteful number, since it uses less digits than its factorization.

135315659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339860.

The product of its digits is 60750, while the sum is 38.

The square root of 135315659 is about 11632.5259079875. The cubic root of 135315659 is about 513.3923018876.

The spelling of 135315659 in words is "one hundred thirty-five million, three hundred fifteen thousand, six hundred fifty-nine".