318863362403 has 2 divisors, whose sum is σ = 318863362404. Its totient is φ = 318863362402.

The previous prime is 318863362387. The next prime is 318863362429. The reversal of 318863362403 is 304263368813.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 318863362403 - 2⁴ = 318863362387 is a prime.

It is not a weakly prime, because it can be changed into another prime (318863362453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159431681201 + 159431681202.

It is an arithmetic number, because the mean of its divisors is an integer number (159431681202).

Almost surely, 2^318863362403 is an apocalyptic number.

318863362403 is a deficient number, since it is larger than the sum of its proper divisors (1).

318863362403 is an equidigital number, since it uses as much as digits as its factorization.

318863362403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 47.

The spelling of 318863362403 in words is "three hundred eighteen billion, eight hundred sixty-three million, three hundred sixty-two thousand, four hundred three".