134013121 has 8 divisors (see below), whose sum is σ = 149307264. Its totient is φ = 119237520.

The previous prime is 134013119. The next prime is 134013127. The reversal of 134013121 is 121310431.

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 134013121 - 2¹ = 134013119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134013095 and 134013104.

It is not an unprimeable number, because it can be changed into a prime (134013127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129090 + ... + 130123.

It is an arithmetic number, because the mean of its divisors is an integer number (18663408).

Almost surely, 2^134013121 is an apocalyptic number.

134013121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

134013121 is a deficient number, since it is larger than the sum of its proper divisors (15294143).

134013121 is a wasteful number, since it uses less digits than its factorization.

134013121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259271.

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

The square root of 134013121 is about 11576.4036297980. The cubic root of 134013121 is about 511.7396964282.

Adding to 134013121 its reverse (121310431), we get a palindrome (255323552).

The spelling of 134013121 in words is "one hundred thirty-four million, thirteen thousand, one hundred twenty-one".