135415271 has 2 divisors, whose sum is σ = 135415272. Its totient is φ = 135415270.

The previous prime is 135415193. The next prime is 135415277. The reversal of 135415271 is 172514531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135415271 - 2¹⁰ = 135414247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135415277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67707635 + 67707636.

It is an arithmetic number, because the mean of its divisors is an integer number (67707636).

Almost surely, 2^135415271 is an apocalyptic number.

135415271 is a deficient number, since it is larger than the sum of its proper divisors (1).

135415271 is an equidigital number, since it uses as much as digits as its factorization.

135415271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4200, while the sum is 29.

The square root of 135415271 is about 11636.8067355267. The cubic root of 135415271 is about 513.5182481149.

The spelling of 135415271 in words is "one hundred thirty-five million, four hundred fifteen thousand, two hundred seventy-one".