123134132 has 12 divisors (see below), whose sum is σ = 235074336. Its totient is φ = 55970040.

The previous prime is 123134083. The next prime is 123134153. The reversal of 123134132 is 231431321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1399208 + ... + 1399295.

It is an arithmetic number, because the mean of its divisors is an integer number (19589528).

Almost surely, 2^123134132 is an apocalyptic number.

It is an amenable number.

123134132 is a deficient number, since it is larger than the sum of its proper divisors (111940204).

123134132 is a wasteful number, since it uses less digits than its factorization.

123134132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2798518 (or 2798516 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 123134132 is about 11096.5819962725. The cubic root of 123134132 is about 497.4996937786.

Adding to 123134132 its reverse (231431321), we get a palindrome (354565453).

The spelling of 123134132 in words is "one hundred twenty-three million, one hundred thirty-four thousand, one hundred thirty-two".