134121013 has 8 divisors (see below), whose sum is σ = 144582368. Its totient is φ = 123680304.

The previous prime is 134121011. The next prime is 134121061. The reversal of 134121013 is 310121431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134121013 - 2¹ = 134121011 is a prime.

It is a super-2 number, since 2×134121013² = 35976892256292338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134121011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10006 + ... + 19192.

It is an arithmetic number, because the mean of its divisors is an integer number (18072796).

Almost surely, 2^134121013 is an apocalyptic number.

134121013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

134121013 is a deficient number, since it is larger than the sum of its proper divisors (10461355).

134121013 is a wasteful number, since it uses less digits than its factorization.

134121013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10323.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 134121013 is about 11581.0626887173. The cubic root of 134121013 is about 511.8769909672.

Adding to 134121013 its reverse (310121431), we get a palindrome (444242444).

The spelling of 134121013 in words is "one hundred thirty-four million, one hundred twenty-one thousand, thirteen".