134928163 has 4 divisors (see below), whose sum is σ = 136776568. Its totient is φ = 133079760.

The previous prime is 134928137. The next prime is 134928173. The reversal of 134928163 is 361829431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 361829431 = 6199 ⋅58369.

It is a cyclic number.

It is not a de Polignac number, because 134928163 - 2²⁵ = 101373731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134928113) 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, 924093 + ... + 924238.

It is an arithmetic number, because the mean of its divisors is an integer number (34194142).

Almost surely, 2^134928163 is an apocalyptic number.

134928163 is a deficient number, since it is larger than the sum of its proper divisors (1848405).

134928163 is an equidigital number, since it uses as much as digits as its factorization.

134928163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848404.

The product of its digits is 31104, while the sum is 37.

The square root of 134928163 is about 11615.8582549892. The cubic root of 134928163 is about 512.9017756051.

The spelling of 134928163 in words is "one hundred thirty-four million, nine hundred twenty-eight thousand, one hundred sixty-three".