135477 has 6 divisors (see below), whose sum is σ = 195702. Its totient is φ = 90312.

The previous prime is 135469. The next prime is 135479. The reversal of 135477 is 774531.

It can be written as a sum of positive squares in only one way, i.e., 133956 + 1521 = 366^2 + 39^2 .

It is not a de Polignac number, because 135477 - 2³ = 135469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7518 + ... + 7535.

It is an arithmetic number, because the mean of its divisors is an integer number (32617).

2¹³⁵⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

135477 is a deficient number, since it is larger than the sum of its proper divisors (60225).

135477 is a wasteful number, since it uses less digits than its factorization.

135477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15059 (or 15056 counting only the distinct ones).

The product of its digits is 2940, while the sum is 27.

The square root of 135477 is about 368.0720038253. The cubic root of 135477 is about 51.3596265294.

It can be divided in two parts, 1354 and 77, that added together give a triangular number (1431 = T₅₃).

The spelling of 135477 in words is "one hundred thirty-five thousand, four hundred seventy-seven".