838109333053 has 2 divisors, whose sum is σ = 838109333054. Its totient is φ = 838109333052.

The previous prime is 838109332999. The next prime is 838109333057. The reversal of 838109333053 is 350333901838.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 838109123289 + 209764 = 915483^2 + 458^2 .

It is a cyclic number.

It is not a de Polignac number, because 838109333053 - 2²⁹ = 837572462141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 838109332994 and 838109333012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (838109333057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419054666526 + 419054666527.

It is an arithmetic number, because the mean of its divisors is an integer number (419054666527).

Almost surely, 2^838109333053 is an apocalyptic number.

It is an amenable number.

838109333053 is a deficient number, since it is larger than the sum of its proper divisors (1).

838109333053 is an equidigital number, since it uses as much as digits as its factorization.

838109333053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 838109333053 in words is "eight hundred thirty-eight billion, one hundred nine million, three hundred thirty-three thousand, fifty-three".