123271116 has 24 divisors (see below), whose sum is σ = 287938560. Its totient is φ = 41046672.

The previous prime is 123271111. The next prime is 123271117. The reversal of 123271116 is 611172321.

It is not an unprimeable number, because it can be changed into a prime (123271111) 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, 7525 + ... + 17411.

It is an arithmetic number, because the mean of its divisors is an integer number (11997440).

Almost surely, 2^123271116 is an apocalyptic number.

It is an amenable number.

123271116 is an abundant number, since it is smaller than the sum of its proper divisors (164667444).

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

123271116 is a wasteful number, since it uses less digits than its factorization.

123271116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10933 (or 10931 counting only the distinct ones).

The product of its digits is 504, while the sum is 24.

The square root of 123271116 is about 11102.7526316675. The cubic root of 123271116 is about 497.6841112128.

The spelling of 123271116 in words is "one hundred twenty-three million, two hundred seventy-one thousand, one hundred sixteen".