134123003205 has 32 divisors (see below), whose sum is σ = 222047775360. Its totient is φ = 69049747200.

The previous prime is 134123003171. The next prime is 134123003237. The reversal of 134123003205 is 502300321431.

It is not a de Polignac number, because 134123003205 - 2⁹ = 134123002693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1990039 + ... + 2056331.

It is an arithmetic number, because the mean of its divisors is an integer number (6938992980).

Almost surely, 2^134123003205 is an apocalyptic number.

134123003205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134123003205 is a deficient number, since it is larger than the sum of its proper divisors (87924772155).

134123003205 is a wasteful number, since it uses less digits than its factorization.

134123003205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70981.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 134123003205 its reverse (502300321431), we get a palindrome (636423324636).

The spelling of 134123003205 in words is "one hundred thirty-four billion, one hundred twenty-three million, three thousand, two hundred five".