791969197 has 2 divisors, whose sum is σ = 791969198. Its totient is φ = 791969196.

The previous prime is 791969173. The next prime is 791969221.

791969197 is nontrivially palindromic in base 10.

It is a balanced prime because it is at equal distance from previous prime (791969173) and next prime (791969221).

It can be written as a sum of positive squares in only one way, i.e., 697276836 + 94692361 = 26406^2 + 9731^2 .

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-791969197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (791969137) 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, 395984598 + 395984599.

It is an arithmetic number, because the mean of its divisors is an integer number (395984599).

Almost surely, 2^791969197 is an apocalyptic number.

It is an amenable number.

791969197 is a deficient number, since it is larger than the sum of its proper divisors (1).

791969197 is an equidigital number, since it uses as much as digits as its factorization.

791969197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1928934, while the sum is 58.

The square root of 791969197 is about 28141.9472851471. The cubic root of 791969197 is about 925.2010070110.

The spelling of 791969197 in words is "seven hundred ninety-one million, nine hundred sixty-nine thousand, one hundred ninety-seven".