123955044 has 12 divisors (see below), whose sum is σ = 289228464. Its totient is φ = 41318344.

The previous prime is 123955033. The next prime is 123955061. The reversal of 123955044 is 440559321.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 123954996 and 123955014.

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, 5164782 + ... + 5164805.

It is an arithmetic number, because the mean of its divisors is an integer number (24102372).

Almost surely, 2^123955044 is an apocalyptic number.

It is an amenable number.

123955044 is an abundant number, since it is smaller than the sum of its proper divisors (165273420).

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

123955044 is a wasteful number, since it uses less digits than its factorization.

123955044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10329594 (or 10329592 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 123955044 is about 11133.5099586788. The cubic root of 123955044 is about 498.6028247727.

The spelling of 123955044 in words is "one hundred twenty-three million, nine hundred fifty-five thousand, forty-four".