9715172941 has 2 divisors, whose sum is σ = 9715172942. Its totient is φ = 9715172940.

The previous prime is 9715172899. The next prime is 9715172969. The reversal of 9715172941 is 1492715179.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9598316841 + 116856100 = 97971^2 + 10810^2 .

It is a cyclic number.

It is not a de Polignac number, because 9715172941 - 2³¹ = 7567689293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9715172891 and 9715172900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9715172041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4857586470 + 4857586471.

It is an arithmetic number, because the mean of its divisors is an integer number (4857586471).

Almost surely, 2^9715172941 is an apocalyptic number.

It is an amenable number.

9715172941 is a deficient number, since it is larger than the sum of its proper divisors (1).

9715172941 is an equidigital number, since it uses as much as digits as its factorization.

9715172941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 46.

The square root of 9715172941 is about 98565.5768562230. The cubic root of 9715172941 is about 2133.7826457232.

The spelling of 9715172941 in words is "nine billion, seven hundred fifteen million, one hundred seventy-two thousand, nine hundred forty-one".