829119791197 has 2 divisors, whose sum is σ = 829119791198. Its totient is φ = 829119791196.

The previous prime is 829119791167. The next prime is 829119791209. The reversal of 829119791197 is 791197911928.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 707896745956 + 121223045241 = 841366^2 + 348171^2 .

It is a cyclic number.

It is not a de Polignac number, because 829119791197 - 2¹¹ = 829119789149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (829119791147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414559895598 + 414559895599.

It is an arithmetic number, because the mean of its divisors is an integer number (414559895599).

Almost surely, 2^829119791197 is an apocalyptic number.

It is an amenable number.

829119791197 is a deficient number, since it is larger than the sum of its proper divisors (1).

829119791197 is an equidigital number, since it uses as much as digits as its factorization.

829119791197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5143824, while the sum is 64.

The spelling of 829119791197 in words is "eight hundred twenty-nine billion, one hundred nineteen million, seven hundred ninety-one thousand, one hundred ninety-seven".