503010131323 has 8 divisors (see below), whose sum is σ = 580142747360. Its totient is φ = 427196021760.

The previous prime is 503010131321. The next prime is 503010131357. The reversal of 503010131323 is 323131010305.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 503010131323 - 2¹ = 503010131321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 503010131294 and 503010131303.

It is not an unprimeable number, because it can be changed into a prime (503010131321) 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, 329625798 + ... + 329627323.

It is an arithmetic number, because the mean of its divisors is an integer number (72517843420).

Almost surely, 2^503010131323 is an apocalyptic number.

503010131323 is a deficient number, since it is larger than the sum of its proper divisors (77132616037).

503010131323 is a wasteful number, since it uses less digits than its factorization.

503010131323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659253237.

The product of its (nonzero) digits is 810, while the sum is 22.

Adding to 503010131323 its reverse (323131010305), we get a palindrome (826141141628).

The spelling of 503010131323 in words is "five hundred three billion, ten million, one hundred thirty-one thousand, three hundred twenty-three".