136134811 has 2 divisors, whose sum is σ = 136134812. Its totient is φ = 136134810.

The previous prime is 136134809. The next prime is 136134841. The reversal of 136134811 is 118431631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136134811 - 2¹ = 136134809 is a prime.

Together with 136134809, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 136134811.

It is not a weakly prime, because it can be changed into another prime (136134841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68067405 + 68067406.

It is an arithmetic number, because the mean of its divisors is an integer number (68067406).

Almost surely, 2^136134811 is an apocalyptic number.

136134811 is a deficient number, since it is larger than the sum of its proper divisors (1).

136134811 is an equidigital number, since it uses as much as digits as its factorization.

136134811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 28.

The square root of 136134811 is about 11667.6823319801. The cubic root of 136134811 is about 514.4261821366.

The spelling of 136134811 in words is "one hundred thirty-six million, one hundred thirty-four thousand, eight hundred eleven".