134013405 has 8 divisors (see below), whose sum is σ = 214421472. Its totient is φ = 71473808.

The previous prime is 134013389. The next prime is 134013409. The reversal of 134013405 is 504310431.

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 134013405 - 2⁴ = 134013389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134013409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4467099 + ... + 4467128.

It is an arithmetic number, because the mean of its divisors is an integer number (26802684).

Almost surely, 2^134013405 is an apocalyptic number.

134013405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134013405 is a deficient number, since it is larger than the sum of its proper divisors (80408067).

134013405 is an equidigital number, since it uses as much as digits as its factorization.

134013405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8934235.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 134013405 is about 11576.4158961226. The cubic root of 134013405 is about 511.7400579201.

Adding to 134013405 its reverse (504310431), we get a palindrome (638323836).

The spelling of 134013405 in words is "one hundred thirty-four million, thirteen thousand, four hundred five".