312313133514503 has 16 divisors (see below), whose sum is σ = 345515295091200. Its totient is φ = 279936722731680.

The previous prime is 312313133514469. The next prime is 312313133514533. The reversal of 312313133514503 is 305415331313213.

It is a cyclic number.

It is not a de Polignac number, because 312313133514503 - 2²⁰ = 312313132465927 is a prime.

It is a super-2 number, since 2×312313133514503² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312313133514533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 601599683 + ... + 602118596.

It is an arithmetic number, because the mean of its divisors is an integer number (21594705943200).

Almost surely, 2^{312313133514503} is an apocalyptic number.

312313133514503 is a deficient number, since it is larger than the sum of its proper divisors (33202161576697).

312313133514503 is a wasteful number, since it uses less digits than its factorization.

312313133514503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203718622.

The product of its (nonzero) digits is 145800, while the sum is 38.

Adding to 312313133514503 its reverse (305415331313213), we get a palindrome (617728464827716).

The spelling of 312313133514503 in words is "three hundred twelve trillion, three hundred thirteen billion, one hundred thirty-three million, five hundred fourteen thousand, five hundred three".