134477 has 4 divisors (see below), whose sum is σ = 153696. Its totient is φ = 115260.

The previous prime is 134471. The next prime is 134489. The reversal of 134477 is 774431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134477 - 2¹⁴ = 118093 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 134477.

It is not an unprimeable number, because it can be changed into a prime (134471) 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, 9599 + ... + 9612.

It is an arithmetic number, because the mean of its divisors is an integer number (38424).

2¹³⁴⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

134477 is a deficient number, since it is larger than the sum of its proper divisors (19219).

134477 is an equidigital number, since it uses as much as digits as its factorization.

134477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19218.

The product of its digits is 2352, while the sum is 26.

The square root of 134477 is about 366.7110579189. The cubic root of 134477 is about 51.2329469339.

The spelling of 134477 in words is "one hundred thirty-four thousand, four hundred seventy-seven".