123110964 has 36 divisors (see below), whose sum is σ = 312370240. Its totient is φ = 40882320.

The previous prime is 123110963. The next prime is 123110971. The reversal of 123110964 is 469011321.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123110963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3447 + ... + 16065.

Almost surely, 2^123110964 is an apocalyptic number.

It is an amenable number.

123110964 is an abundant number, since it is smaller than the sum of its proper divisors (189259276).

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

123110964 is a wasteful number, since it uses less digits than its factorization.

123110964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12900 (or 12895 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 123110964 is about 11095.5380221060. The cubic root of 123110964 is about 497.4684898774.

The spelling of 123110964 in words is "one hundred twenty-three million, one hundred ten thousand, nine hundred sixty-four".