315300219873061 has 2 divisors, whose sum is σ = 315300219873062. Its totient is φ = 315300219873060.

The previous prime is 315300219873031. The next prime is 315300219873139. The reversal of 315300219873061 is 160378912003513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213057666285025 + 102242553588036 = 14596495^2 + 10111506^2 .

It is a cyclic number.

It is not a de Polignac number, because 315300219873061 - 2²⁵ = 315300186318629 is a prime.

It is a super-2 number, since 2×315300219873061² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 315300219872996 and 315300219873014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315300219873031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157650109936530 + 157650109936531.

It is an arithmetic number, because the mean of its divisors is an integer number (157650109936531).

Almost surely, 2^{315300219873061} is an apocalyptic number.

It is an amenable number.

315300219873061 is a deficient number, since it is larger than the sum of its proper divisors (1).

315300219873061 is an equidigital number, since it uses as much as digits as its factorization.

315300219873061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 315300219873061 in words is "three hundred fifteen trillion, three hundred billion, two hundred nineteen million, eight hundred seventy-three thousand, sixty-one".