315504133590223 has 2 divisors, whose sum is σ = 315504133590224. Its totient is φ = 315504133590222.

The previous prime is 315504133590169. The next prime is 315504133590281. The reversal of 315504133590223 is 322095331405513.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315504133590223 is a prime.

It is a super-2 number, since 2×315504133590223² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315504133540223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157752066795111 + 157752066795112.

It is an arithmetic number, because the mean of its divisors is an integer number (157752066795112).

Almost surely, 2^{315504133590223} is an apocalyptic number.

315504133590223 is a deficient number, since it is larger than the sum of its proper divisors (1).

315504133590223 is an equidigital number, since it uses as much as digits as its factorization.

315504133590223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458000, while the sum is 46.

Adding to 315504133590223 its reverse (322095331405513), we get a palindrome (637599464995736).

The spelling of 315504133590223 in words is "three hundred fifteen trillion, five hundred four billion, one hundred thirty-three million, five hundred ninety thousand, two hundred twenty-three".