4197692137 has 2 divisors, whose sum is σ = 4197692138. Its totient is φ = 4197692136.

The previous prime is 4197692131. The next prime is 4197692159. The reversal of 4197692137 is 7312967914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3662186256 + 535505881 = 60516^2 + 23141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4197692137 is a prime.

It is not a weakly prime, because it can be changed into another prime (4197692131) 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, 2098846068 + 2098846069.

It is an arithmetic number, because the mean of its divisors is an integer number (2098846069).

Almost surely, 2^4197692137 is an apocalyptic number.

It is an amenable number.

4197692137 is a deficient number, since it is larger than the sum of its proper divisors (1).

4197692137 is an equidigital number, since it uses as much as digits as its factorization.

4197692137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 49.

The square root of 4197692137 is about 64789.5989878005. The cubic root of 4197692137 is about 1613.1330702700.

The spelling of 4197692137 in words is "four billion, one hundred ninety-seven million, six hundred ninety-two thousand, one hundred thirty-seven".