123005503241 has 4 divisors (see below), whose sum is σ = 123330056400. Its totient is φ = 122680950084.

The previous prime is 123005503237. The next prime is 123005503259. The reversal of 123005503241 is 142305500321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123005503241 - 2² = 123005503237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123005503241.

It is not an unprimeable number, because it can be changed into a prime (123005506241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162276011 + ... + 162276768.

It is an arithmetic number, because the mean of its divisors is an integer number (30832514100).

Almost surely, 2^123005503241 is an apocalyptic number.

It is an amenable number.

123005503241 is a deficient number, since it is larger than the sum of its proper divisors (324553159).

123005503241 is an equidigital number, since it uses as much as digits as its factorization.

123005503241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324553158.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 123005503241 in words is "one hundred twenty-three billion, five million, five hundred three thousand, two hundred forty-one".