134685493 has 4 divisors (see below), whose sum is σ = 140541408. Its totient is φ = 128829580.

The previous prime is 134685487. The next prime is 134685497. The reversal of 134685493 is 394586431.

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 134685493 - 2⁵ = 134685461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134685497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2927923 + ... + 2927968.

It is an arithmetic number, because the mean of its divisors is an integer number (35135352).

Almost surely, 2^134685493 is an apocalyptic number.

It is an amenable number.

134685493 is a deficient number, since it is larger than the sum of its proper divisors (5855915).

134685493 is an equidigital number, since it uses as much as digits as its factorization.

134685493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5855914.

The product of its digits is 311040, while the sum is 43.

The square root of 134685493 is about 11605.4079204481. The cubic root of 134685493 is about 512.5941043140.

The spelling of 134685493 in words is "one hundred thirty-four million, six hundred eighty-five thousand, four hundred ninety-three".