136224811 has 2 divisors, whose sum is σ = 136224812. Its totient is φ = 136224810.

The previous prime is 136224793. The next prime is 136224839. The reversal of 136224811 is 118422631.

It is an a-pointer prime, because the next prime (136224839) can be obtained adding 136224811 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136224811 - 2⁵ = 136224779 is a prime.

It is a super-3 number, since 3×136224811³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 136224811.

It is not a weakly prime, because it can be changed into another prime (136224841) 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, 68112405 + 68112406.

It is an arithmetic number, because the mean of its divisors is an integer number (68112406).

Almost surely, 2^136224811 is an apocalyptic number.

136224811 is a deficient number, since it is larger than the sum of its proper divisors (1).

136224811 is an equidigital number, since it uses as much as digits as its factorization.

136224811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 28.

The square root of 136224811 is about 11671.5385018428. The cubic root of 136224811 is about 514.5395211546.

The spelling of 136224811 in words is "one hundred thirty-six million, two hundred twenty-four thousand, eight hundred eleven".