135960807 has 4 divisors (see below), whose sum is σ = 181281080. Its totient is φ = 90640536.

The previous prime is 135960779. The next prime is 135960833. The reversal of 135960807 is 708069531.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 135960807 - 2¹⁸ = 135698663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135960857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22660132 + ... + 22660137.

It is an arithmetic number, because the mean of its divisors is an integer number (45320270).

Almost surely, 2^135960807 is an apocalyptic number.

135960807 is a deficient number, since it is larger than the sum of its proper divisors (45320273).

135960807 is an equidigital number, since it uses as much as digits as its factorization.

135960807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45320272.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 135960807 is about 11660.2232825963. The cubic root of 135960807 is about 514.2069132681.

The spelling of 135960807 in words is "one hundred thirty-five million, nine hundred sixty thousand, eight hundred seven".