123331132 has 6 divisors (see below), whose sum is σ = 215829488. Its totient is φ = 61665564.

The previous prime is 123331057. The next prime is 123331133. The reversal of 123331132 is 231133321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123331133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15416388 + ... + 15416395.

Almost surely, 2^123331132 is an apocalyptic number.

It is an amenable number.

123331132 is a deficient number, since it is larger than the sum of its proper divisors (92498356).

123331132 is a wasteful number, since it uses less digits than its factorization.

123331132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30832787 (or 30832785 counting only the distinct ones).

The product of its digits is 324, while the sum is 19.

The square root of 123331132 is about 11105.4550559624. The cubic root of 123331132 is about 497.7648659063.

Adding to 123331132 its reverse (231133321), we get a palindrome (354464453).

The spelling of 123331132 in words is "one hundred twenty-three million, three hundred thirty-one thousand, one hundred thirty-two".