383363020813 has 2 divisors, whose sum is σ = 383363020814. Its totient is φ = 383363020812.

The previous prime is 383363020771. The next prime is 383363020837. The reversal of 383363020813 is 318020363383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 325769260644 + 57593760169 = 570762^2 + 239987^2 .

It is a cyclic number.

It is not a de Polignac number, because 383363020813 - 2²⁵ = 383329466381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (383363020613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191681510406 + 191681510407.

It is an arithmetic number, because the mean of its divisors is an integer number (191681510407).

Almost surely, 2^383363020813 is an apocalyptic number.

It is an amenable number.

383363020813 is a deficient number, since it is larger than the sum of its proper divisors (1).

383363020813 is an equidigital number, since it uses as much as digits as its factorization.

383363020813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 383363020813 in words is "three hundred eighty-three billion, three hundred sixty-three million, twenty thousand, eight hundred thirteen".