123373648 has 10 divisors (see below), whose sum is σ = 239036474. Its totient is φ = 61686816.

The previous prime is 123373609. The next prime is 123373673. The reversal of 123373648 is 846373321.

It can be written as a sum of positive squares in only one way, i.e., 116467264 + 6906384 = 10792^2 + 2628^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3855411 + ... + 3855442.

Almost surely, 2^123373648 is an apocalyptic number.

It is an amenable number.

123373648 is a deficient number, since it is larger than the sum of its proper divisors (115662826).

123373648 is an equidigital number, since it uses as much as digits as its factorization.

123373648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7710861 (or 7710855 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The square root of 123373648 is about 11107.3690854315. The cubic root of 123373648 is about 497.8220575748.

The spelling of 123373648 in words is "one hundred twenty-three million, three hundred seventy-three thousand, six hundred forty-eight".