123322134 has 16 divisors (see below), whose sum is σ = 265617072. Its totient is φ = 37945248.

The previous prime is 123322127. The next prime is 123322139. The reversal of 123322134 is 431223321.

It is a self number, because there is not a number n which added to its sum of digits gives 123322134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123322139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 790449 + ... + 790604.

It is an arithmetic number, because the mean of its divisors is an integer number (16601067).

Almost surely, 2^123322134 is an apocalyptic number.

123322134 is an abundant number, since it is smaller than the sum of its proper divisors (142294938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123322134 is a wasteful number, since it uses less digits than its factorization.

123322134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581071.

The product of its digits is 864, while the sum is 21.

The square root of 123322134 is about 11105.0499323506. The cubic root of 123322134 is about 497.7527602924.

Adding to 123322134 its reverse (431223321), we get a palindrome (554545455).

The spelling of 123322134 in words is "one hundred twenty-three million, three hundred twenty-two thousand, one hundred thirty-four".