313536321019 has 2 divisors, whose sum is σ = 313536321020. Its totient is φ = 313536321018.

The previous prime is 313536320941. The next prime is 313536321023. The reversal of 313536321019 is 910123635313.

It is a strong prime.

It is an emirp because it is prime and its reverse (910123635313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313536321019 - 2²¹ = 313534223867 is a prime.

It is a super-2 number, since 2×313536321019² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (313536301019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156768160509 + 156768160510.

It is an arithmetic number, because the mean of its divisors is an integer number (156768160510).

Almost surely, 2^313536321019 is an apocalyptic number.

313536321019 is a deficient number, since it is larger than the sum of its proper divisors (1).

313536321019 is an equidigital number, since it uses as much as digits as its factorization.

313536321019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 37.

The spelling of 313536321019 in words is "three hundred thirteen billion, five hundred thirty-six million, three hundred twenty-one thousand, nineteen".