134134013 has 4 divisors (see below), whose sum is σ = 144452028. Its totient is φ = 123816000.

The previous prime is 134134009. The next prime is 134134031. The reversal of 134134013 is 310431431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 42797764 + 91336249 = 6542^2 + 9557^2 .

It is a cyclic number.

It is not a de Polignac number, because 134134013 - 2² = 134134009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134134003) 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, 5158988 + ... + 5159013.

It is an arithmetic number, because the mean of its divisors is an integer number (36113007).

Almost surely, 2^134134013 is an apocalyptic number.

134134013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

134134013 is a deficient number, since it is larger than the sum of its proper divisors (10318015).

134134013 is a wasteful number, since it uses less digits than its factorization.

134134013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10318014.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 134134013 is about 11581.6239362190. The cubic root of 134134013 is about 511.8935287335.

Adding to 134134013 its reverse (310431431), we get a palindrome (444565444).

The spelling of 134134013 in words is "one hundred thirty-four million, one hundred thirty-four thousand, thirteen".