134628911 has 4 divisors (see below), whose sum is σ = 135141072. Its totient is φ = 134116752.

The previous prime is 134628881. The next prime is 134628937. The reversal of 134628911 is 119826431.

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

It is a cyclic number.

It is not a de Polignac number, because 134628911 - 2⁶ = 134628847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134628961) 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, 255686 + ... + 256211.

It is an arithmetic number, because the mean of its divisors is an integer number (33785268).

Almost surely, 2^134628911 is an apocalyptic number.

134628911 is a deficient number, since it is larger than the sum of its proper divisors (512161).

134628911 is an equidigital number, since it uses as much as digits as its factorization.

134628911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512160.

The product of its digits is 10368, while the sum is 35.

The square root of 134628911 is about 11602.9699215330. The cubic root of 134628911 is about 512.5223132066.

The spelling of 134628911 in words is "one hundred thirty-four million, six hundred twenty-eight thousand, nine hundred eleven".