123055424 has 28 divisors (see below), whose sum is σ = 245022624. Its totient is φ = 61317504.

The previous prime is 123055403. The next prime is 123055433. The reversal of 123055424 is 424550321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 123055393 and 123055402.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 16517 + ... + 22779.

It is an arithmetic number, because the mean of its divisors is an integer number (8750808).

Almost surely, 2^123055424 is an apocalyptic number.

It is an amenable number.

123055424 is a deficient number, since it is larger than the sum of its proper divisors (121967200).

123055424 is an equidigital number, since it uses as much as digits as its factorization.

123055424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6582 (or 6572 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 123055424 is about 11093.0349318841. The cubic root of 123055424 is about 497.3936696909.

The spelling of 123055424 in words is "one hundred twenty-three million, fifty-five thousand, four hundred twenty-four".