136135302511 has 4 divisors (see below), whose sum is σ = 146607248872. Its totient is φ = 125663356152.

The previous prime is 136135302497. The next prime is 136135302559. The reversal of 136135302511 is 115203531631.

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

It is a cyclic number.

It is not a de Polignac number, because 136135302511 - 2⁹ = 136135301999 is a prime.

It is a super-2 number, since 2×136135302511² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136135302581) 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, 5235973161 + ... + 5235973186.

It is an arithmetic number, because the mean of its divisors is an integer number (36651812218).

Almost surely, 2^136135302511 is an apocalyptic number.

136135302511 is a deficient number, since it is larger than the sum of its proper divisors (10471946361).

136135302511 is a wasteful number, since it uses less digits than its factorization.

136135302511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10471946360.

The product of its (nonzero) digits is 8100, while the sum is 31.

The spelling of 136135302511 in words is "one hundred thirty-six billion, one hundred thirty-five million, three hundred two thousand, five hundred eleven".