503231561233241 has 4 divisors (see below), whose sum is σ = 503435546465232. Its totient is φ = 503027576001252.

The previous prime is 503231561233213. The next prime is 503231561233279. The reversal of 503231561233241 is 142332165132305.

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 a de Polignac number, because none of the positive numbers 2^k-503231561233241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503231561239241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101992612295 + ... + 101992617228.

It is an arithmetic number, because the mean of its divisors is an integer number (125858886616308).

Almost surely, 2^{503231561233241} is an apocalyptic number.

It is an amenable number.

503231561233241 is a deficient number, since it is larger than the sum of its proper divisors (203985231991).

503231561233241 is a wasteful number, since it uses less digits than its factorization.

503231561233241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203985231990.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 503231561233241 in words is "five hundred three trillion, two hundred thirty-one billion, five hundred sixty-one million, two hundred thirty-three thousand, two hundred forty-one".