102164774317 has 2 divisors, whose sum is σ = 102164774318. Its totient is φ = 102164774316.

The previous prime is 102164774297. The next prime is 102164774347. The reversal of 102164774317 is 713477461201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86875204516 + 15289569801 = 294746^2 + 123651^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102164774317 is a prime.

It is a super-2 number, since 2×102164774317² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102164774347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51082387158 + 51082387159.

It is an arithmetic number, because the mean of its divisors is an integer number (51082387159).

Almost surely, 2^102164774317 is an apocalyptic number.

It is an amenable number.

102164774317 is a deficient number, since it is larger than the sum of its proper divisors (1).

102164774317 is an equidigital number, since it uses as much as digits as its factorization.

102164774317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 197568, while the sum is 43.

The spelling of 102164774317 in words is "one hundred two billion, one hundred sixty-four million, seven hundred seventy-four thousand, three hundred seventeen".