11827834897 has 2 divisors, whose sum is σ = 11827834898. Its totient is φ = 11827834896.

The previous prime is 11827834877. The next prime is 11827834927. The reversal of 11827834897 is 79843872811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8647326081 + 3180508816 = 92991^2 + 56396^2 .

It is a cyclic number.

It is not a de Polignac number, because 11827834897 - 2⁷ = 11827834769 is a prime.

It is not a weakly prime, because it can be changed into another prime (11827834877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5913917448 + 5913917449.

It is an arithmetic number, because the mean of its divisors is an integer number (5913917449).

Almost surely, 2^11827834897 is an apocalyptic number.

It is an amenable number.

11827834897 is a deficient number, since it is larger than the sum of its proper divisors (1).

11827834897 is an equidigital number, since it uses as much as digits as its factorization.

11827834897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5419008, while the sum is 58.

The spelling of 11827834897 in words is "eleven billion, eight hundred twenty-seven million, eight hundred thirty-four thousand, eight hundred ninety-seven".