316345122503 has 4 divisors (see below), whose sum is σ = 330099258288. Its totient is φ = 302590986720.

The previous prime is 316345122487. The next prime is 316345122539. The reversal of 316345122503 is 305221543613.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 316345122503 - 2⁴ = 316345122487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316345122593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6877067858 + ... + 6877067903.

It is an arithmetic number, because the mean of its divisors is an integer number (82524814572).

Almost surely, 2^316345122503 is an apocalyptic number.

316345122503 is a deficient number, since it is larger than the sum of its proper divisors (13754135785).

316345122503 is a wasteful number, since it uses less digits than its factorization.

316345122503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13754135784.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 316345122503 in words is "three hundred sixteen billion, three hundred forty-five million, one hundred twenty-two thousand, five hundred three".