283385326313 has 4 divisors (see below), whose sum is σ = 283827425748. Its totient is φ = 282943226880.

The previous prime is 283385326271. The next prime is 283385326337. The reversal of 283385326313 is 313623583382.

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

It can be written as a sum of positive squares in 2 ways, for example, as 102171647449 + 181213678864 = 319643^2 + 425692^2 .

It is a cyclic number.

It is not a de Polignac number, because 283385326313 - 2⁸ = 283385326057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (283385326813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221048756 + ... + 221050037.

It is an arithmetic number, because the mean of its divisors is an integer number (70956856437).

Almost surely, 2^283385326313 is an apocalyptic number.

It is an amenable number.

283385326313 is a deficient number, since it is larger than the sum of its proper divisors (442099435).

283385326313 is an equidigital number, since it uses as much as digits as its factorization.

283385326313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442099434.

The product of its digits is 1866240, while the sum is 47.

The spelling of 283385326313 in words is "two hundred eighty-three billion, three hundred eighty-five million, three hundred twenty-six thousand, three hundred thirteen".