136766471 has 2 divisors, whose sum is σ = 136766472. Its totient is φ = 136766470.

The previous prime is 136766369. The next prime is 136766507. The reversal of 136766471 is 174667631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136766471 - 2¹⁸ = 136504327 is a prime.

It is a super-3 number, since 3×136766471³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136760471) 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, 68383235 + 68383236.

It is an arithmetic number, because the mean of its divisors is an integer number (68383236).

Almost surely, 2^136766471 is an apocalyptic number.

136766471 is a deficient number, since it is larger than the sum of its proper divisors (1).

136766471 is an equidigital number, since it uses as much as digits as its factorization.

136766471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 41.

The square root of 136766471 is about 11694.7197914272. The cubic root of 136766471 is about 515.2205935931.

The spelling of 136766471 in words is "one hundred thirty-six million, seven hundred sixty-six thousand, four hundred seventy-one".