135456771 has 4 divisors (see below), whose sum is σ = 180609032. Its totient is φ = 90304512.

The previous prime is 135456721. The next prime is 135456779. The reversal of 135456771 is 177654531.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 135456771 - 2⁹ = 135456259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135456779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22576126 + ... + 22576131.

It is an arithmetic number, because the mean of its divisors is an integer number (45152258).

Almost surely, 2^135456771 is an apocalyptic number.

135456771 is a deficient number, since it is larger than the sum of its proper divisors (45152261).

135456771 is an equidigital number, since it uses as much as digits as its factorization.

135456771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45152260.

The product of its digits is 88200, while the sum is 39.

The square root of 135456771 is about 11638.5897341559. The cubic root of 135456771 is about 513.5707011617.

The spelling of 135456771 in words is "one hundred thirty-five million, four hundred fifty-six thousand, seven hundred seventy-one".