841792813 has 2 divisors, whose sum is σ = 841792814. Its totient is φ = 841792812.

The previous prime is 841792807. The next prime is 841792829. The reversal of 841792813 is 318297148.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 735331689 + 106461124 = 27117^2 + 10318^2 .

It is a cyclic number.

It is not a de Polignac number, because 841792813 - 2¹³ = 841784621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 841792813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (841792313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420896406 + 420896407.

It is an arithmetic number, because the mean of its divisors is an integer number (420896407).

Almost surely, 2^841792813 is an apocalyptic number.

It is an amenable number.

841792813 is a deficient number, since it is larger than the sum of its proper divisors (1).

841792813 is an equidigital number, since it uses as much as digits as its factorization.

841792813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 43.

The square root of 841792813 is about 29013.6659696771. The cubic root of 841792813 is about 944.2095843932.

The spelling of 841792813 in words is "eight hundred forty-one million, seven hundred ninety-two thousand, eight hundred thirteen".