135276427 has 12 divisors (see below), whose sum is σ = 160132000. Its totient is φ = 113517360.

The previous prime is 135276391. The next prime is 135276431. The reversal of 135276427 is 724672531.

It is a happy number.

It is not a de Polignac number, because 135276427 - 2¹¹ = 135274379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135276437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41427 + ... + 44572.

Almost surely, 2^135276427 is an apocalyptic number.

135276427 is a deficient number, since it is larger than the sum of its proper divisors (24855573).

135276427 is a wasteful number, since it uses less digits than its factorization.

135276427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86034 (or 86023 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 135276427 is about 11630.8394795905. The cubic root of 135276427 is about 513.3426812357.

The spelling of 135276427 in words is "one hundred thirty-five million, two hundred seventy-six thousand, four hundred twenty-seven".