135867097 has 4 divisors (see below), whose sum is σ = 135979956. Its totient is φ = 135754240.

The previous prime is 135867073. The next prime is 135867113. The reversal of 135867097 is 790768531.

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

It can be written as a sum of positive squares in 2 ways, for example, as 44836416 + 91030681 = 6696^2 + 9541^2 .

It is a cyclic number.

It is not a de Polignac number, because 135867097 - 2¹¹ = 135865049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135867007) 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, 54604 + ... + 57037.

It is an arithmetic number, because the mean of its divisors is an integer number (33994989).

Almost surely, 2^135867097 is an apocalyptic number.

It is an amenable number.

135867097 is a deficient number, since it is larger than the sum of its proper divisors (112859).

135867097 is a wasteful number, since it uses less digits than its factorization.

135867097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112858.

The product of its (nonzero) digits is 317520, while the sum is 46.

The square root of 135867097 is about 11656.2042277922. The cubic root of 135867097 is about 514.0887483208.

The spelling of 135867097 in words is "one hundred thirty-five million, eight hundred sixty-seven thousand, ninety-seven".