971134753117 has 2 divisors, whose sum is σ = 971134753118. Its totient is φ = 971134753116.

The previous prime is 971134753111. The next prime is 971134753133. The reversal of 971134753117 is 711357431179.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 604196844601 + 366937908516 = 777301^2 + 605754^2 .

It is a cyclic number.

It is not a de Polignac number, because 971134753117 - 2⁷ = 971134752989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (971134753111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485567376558 + 485567376559.

It is an arithmetic number, because the mean of its divisors is an integer number (485567376559).

Almost surely, 2^971134753117 is an apocalyptic number.

It is an amenable number.

971134753117 is a deficient number, since it is larger than the sum of its proper divisors (1).

971134753117 is an equidigital number, since it uses as much as digits as its factorization.

971134753117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 555660, while the sum is 49.

The spelling of 971134753117 in words is "nine hundred seventy-one billion, one hundred thirty-four million, seven hundred fifty-three thousand, one hundred seventeen".