135067601 has 12 divisors (see below), whose sum is σ = 146450052. Its totient is φ = 124137216.

The previous prime is 135067591. The next prime is 135067619. The reversal of 135067601 is 106760531.

135067601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 89491600 + 45576001 = 9460^2 + 6751^2 .

It is a de Polignac number, because none of the positive numbers 2^k-135067601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135067901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29285 + ... + 33581.

It is an arithmetic number, because the mean of its divisors is an integer number (12204171).

Almost surely, 2^135067601 is an apocalyptic number.

It is an amenable number.

135067601 is a deficient number, since it is larger than the sum of its proper divisors (11382451).

135067601 is an equidigital number, since it uses as much as digits as its factorization.

135067601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400 (or 4357 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 135067601 is about 11621.8587583914. The cubic root of 135067601 is about 513.0783964434.

The spelling of 135067601 in words is "one hundred thirty-five million, sixty-seven thousand, six hundred one".