107581172917 has 2 divisors, whose sum is σ = 107581172918. Its totient is φ = 107581172916.

The previous prime is 107581172873. The next prime is 107581173017. The reversal of 107581172917 is 719271185701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107170462161 + 410710756 = 327369^2 + 20266^2 .

It is a cyclic number.

It is not a de Polignac number, because 107581172917 - 2¹⁹ = 107580648629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107581172317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53790586458 + 53790586459.

It is an arithmetic number, because the mean of its divisors is an integer number (53790586459).

Almost surely, 2^107581172917 is an apocalyptic number.

It is an amenable number.

107581172917 is a deficient number, since it is larger than the sum of its proper divisors (1).

107581172917 is an equidigital number, since it uses as much as digits as its factorization.

107581172917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246960, while the sum is 49.

The spelling of 107581172917 in words is "one hundred seven billion, five hundred eighty-one million, one hundred seventy-two thousand, nine hundred seventeen".