503142036323 has 8 divisors (see below), whose sum is σ = 519620754240. Its totient is φ = 486903883840.

The previous prime is 503142036269. The next prime is 503142036329. The reversal of 503142036323 is 323630241305.

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 503142036323 - 2²⁴ = 503125259107 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 503142036323.

It is not an unprimeable number, because it can be changed into a prime (503142036329) 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, 60137108 + ... + 60145473.

It is an arithmetic number, because the mean of its divisors is an integer number (64952594280).

Almost surely, 2^503142036323 is an apocalyptic number.

503142036323 is a deficient number, since it is larger than the sum of its proper divisors (16478717917).

503142036323 is a wasteful number, since it uses less digits than its factorization.

503142036323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120282717.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 503142036323 its reverse (323630241305), we get a palindrome (826772277628).

The spelling of 503142036323 in words is "five hundred three billion, one hundred forty-two million, thirty-six thousand, three hundred twenty-three".