123134133 has 8 divisors (see below), whose sum is σ = 164915968. Its totient is φ = 81720864.

The previous prime is 123134083. The next prime is 123134153. The reversal of 123134133 is 331431321.

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

It is not a de Polignac number, because 123134133 - 2⁸ = 123133877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123134153) 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, 91360 + ... + 92697.

It is an arithmetic number, because the mean of its divisors is an integer number (20614496).

Almost surely, 2^123134133 is an apocalyptic number.

It is an amenable number.

123134133 is a deficient number, since it is larger than the sum of its proper divisors (41781835).

123134133 is a wasteful number, since it uses less digits than its factorization.

123134133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184283.

The product of its digits is 648, while the sum is 21.

The square root of 123134133 is about 11096.5820413315. The cubic root of 123134133 is about 497.4996951254.

Adding to 123134133 its reverse (331431321), we get a palindrome (454565454).

The spelling of 123134133 in words is "one hundred twenty-three million, one hundred thirty-four thousand, one hundred thirty-three".