136765471 has 2 divisors, whose sum is σ = 136765472. Its totient is φ = 136765470.

The previous prime is 136765417. The next prime is 136765501. The reversal of 136765471 is 174567631.

Together with previous prime (136765417) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136765471 - 2⁹ = 136764959 is a prime.

It is a super-3 number, since 3×136765471³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136765171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68382735 + 68382736.

It is an arithmetic number, because the mean of its divisors is an integer number (68382736).

Almost surely, 2^136765471 is an apocalyptic number.

136765471 is a deficient number, since it is larger than the sum of its proper divisors (1).

136765471 is an equidigital number, since it uses as much as digits as its factorization.

136765471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 40.

The square root of 136765471 is about 11694.6770370113. The cubic root of 136765471 is about 515.2193378715.

The spelling of 136765471 in words is "one hundred thirty-six million, seven hundred sixty-five thousand, four hundred seventy-one".