1833394537841 has 2 divisors, whose sum is σ = 1833394537842. Its totient is φ = 1833394537840.

The previous prime is 1833394537817. The next prime is 1833394537847. The reversal of 1833394537841 is 1487354933381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1781346678241 + 52047859600 = 1334671^2 + 228140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1833394537841 is a prime.

It is a super-2 number, since 2×1833394537841² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1833394537847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 916697268920 + 916697268921.

It is an arithmetic number, because the mean of its divisors is an integer number (916697268921).

Almost surely, 2^{1833394537841} is an apocalyptic number.

It is an amenable number.

1833394537841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1833394537841 is an equidigital number, since it uses as much as digits as its factorization.

1833394537841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26127360, while the sum is 59.

The spelling of 1833394537841 in words is "one trillion, eight hundred thirty-three billion, three hundred ninety-four million, five hundred thirty-seven thousand, eight hundred forty-one".