503455013233123 has 8 divisors (see below), whose sum is σ = 609222873156192. Its totient is φ = 406148582103936.

The previous prime is 503455013233093. The next prime is 503455013233153. The reversal of 503455013233123 is 321332310554305.

It is an interprime number because it is at equal distance from previous prime (503455013233093) and next prime (503455013233153).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 503455013233123 - 2¹³ = 503455013224931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503455013233153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2115357198340 + ... + 2115357198577.

It is an arithmetic number, because the mean of its divisors is an integer number (76152859144524).

Almost surely, 2^{503455013233123} is an apocalyptic number.

503455013233123 is a deficient number, since it is larger than the sum of its proper divisors (105767859923069).

503455013233123 is a wasteful number, since it uses less digits than its factorization.

503455013233123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4230714396941.

The product of its (nonzero) digits is 486000, while the sum is 40.

Adding to 503455013233123 its reverse (321332310554305), we get a palindrome (824787323787428).

The spelling of 503455013233123 in words is "five hundred three trillion, four hundred fifty-five billion, thirteen million, two hundred thirty-three thousand, one hundred twenty-three".