10245571009117 has 2 divisors, whose sum is σ = 10245571009118. Its totient is φ = 10245571009116.

The previous prime is 10245571009099. The next prime is 10245571009171. The reversal of 10245571009117 is 71190017554201.

Together with next prime (10245571009171) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9580349705796 + 665221303321 = 3095214^2 + 815611^2 .

It is a cyclic number.

It is not a de Polignac number, because 10245571009117 - 2¹⁵ = 10245570976349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10245571009717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5122785504558 + 5122785504559.

It is an arithmetic number, because the mean of its divisors is an integer number (5122785504559).

Almost surely, 2^{10245571009117} is an apocalyptic number.

It is an amenable number.

10245571009117 is a deficient number, since it is larger than the sum of its proper divisors (1).

10245571009117 is an equidigital number, since it uses as much as digits as its factorization.

10245571009117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 88200, while the sum is 43.

The spelling of 10245571009117 in words is "ten trillion, two hundred forty-five billion, five hundred seventy-one million, nine thousand, one hundred seventeen".