123232401 has 16 divisors (see below), whose sum is σ = 183693120. Its totient is φ = 81648000.

The previous prime is 123232399. The next prime is 123232441. The reversal of 123232401 is 104232321.

123232401 is a `hidden beast` number, since 1 + 232 + 32 + 401 = 666.

It is not a de Polignac number, because 123232401 - 2¹ = 123232399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123232441) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 9600 + ... + 18401.

It is an arithmetic number, because the mean of its divisors is an integer number (11480820).

Almost surely, 2^123232401 is an apocalyptic number.

It is an amenable number.

123232401 is a deficient number, since it is larger than the sum of its proper divisors (60460719).

123232401 is a wasteful number, since it uses less digits than its factorization.

123232401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28173 (or 28167 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 123232401 is about 11101.0090081938. The cubic root of 123232401 is about 497.6320042298.

Adding to 123232401 its reverse (104232321), we get a palindrome (227464722).

It can be divided in two parts, 1232 and 32401, that added together give a palindrome (33633).

The spelling of 123232401 in words is "one hundred twenty-three million, two hundred thirty-two thousand, four hundred one".