1137776197 has 2 divisors, whose sum is σ = 1137776198. Its totient is φ = 1137776196.

The previous prime is 1137776191. The next prime is 1137776203. The reversal of 1137776197 is 7916777311.

It is a balanced prime because it is at equal distance from previous prime (1137776191) and next prime (1137776203).

It can be written as a sum of positive squares in only one way, i.e., 741527361 + 396248836 = 27231^2 + 19906^2 .

It is a cyclic number.

It is not a de Polignac number, because 1137776197 - 2¹⁹ = 1137251909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1137776197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1137776191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568888098 + 568888099.

It is an arithmetic number, because the mean of its divisors is an integer number (568888099).

Almost surely, 2^1137776197 is an apocalyptic number.

It is an amenable number.

1137776197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137776197 is an equidigital number, since it uses as much as digits as its factorization.

1137776197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388962, while the sum is 49.

The square root of 1137776197 is about 33730.9382763065. The cubic root of 1137776197 is about 1043.9642208321.

The spelling of 1137776197 in words is "one billion, one hundred thirty-seven million, seven hundred seventy-six thousand, one hundred ninety-seven".