134002605 has 16 divisors (see below), whose sum is σ = 233895744. Its totient is φ = 64970880.

The previous prime is 134002549. The next prime is 134002607. The reversal of 134002605 is 506200431.

It is a happy number.

134002605 is nontrivially palindromic in base 9.

It is not a de Polignac number, because 134002605 - 2⁶ = 134002541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134002607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405904 + ... + 406233.

It is an arithmetic number, because the mean of its divisors is an integer number (14618484).

Almost surely, 2^134002605 is an apocalyptic number.

134002605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134002605 is a deficient number, since it is larger than the sum of its proper divisors (99893139).

134002605 is a wasteful number, since it uses less digits than its factorization.

134002605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812156.

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

The square root of 134002605 is about 11575.9494211058. The cubic root of 134002605 is about 511.7263106856.

The spelling of 134002605 in words is "one hundred thirty-four million, two thousand, six hundred five".