136747271 has 2 divisors, whose sum is σ = 136747272. Its totient is φ = 136747270.

The previous prime is 136747253. The next prime is 136747277. The reversal of 136747271 is 172747631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136747271 - 2¹⁸ = 136485127 is a prime.

It is a super-2 number, since 2×136747271² = 37399632251894882, which contains 22 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 (136747277) 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, 68373635 + 68373636.

It is an arithmetic number, because the mean of its divisors is an integer number (68373636).

Almost surely, 2^136747271 is an apocalyptic number.

136747271 is a deficient number, since it is larger than the sum of its proper divisors (1).

136747271 is an equidigital number, since it uses as much as digits as its factorization.

136747271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 49392, while the sum is 38.

The square root of 136747271 is about 11693.8988793302. The cubic root of 136747271 is about 515.1964826682.

The spelling of 136747271 in words is "one hundred thirty-six million, seven hundred forty-seven thousand, two hundred seventy-one".