102071617 has 2 divisors, whose sum is σ = 102071618. Its totient is φ = 102071616.

The previous prime is 102071611. The next prime is 102071699. The reversal of 102071617 is 716170201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62078641 + 39992976 = 7879^2 + 6324^2 .

It is an emirp because it is prime and its reverse (716170201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102071617 is a prime.

It is a super-2 number, since 2×102071617² = 20837229993989378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102071591 and 102071600.

It is not a weakly prime, because it can be changed into another prime (102071611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51035808 + 51035809.

It is an arithmetic number, because the mean of its divisors is an integer number (51035809).

Almost surely, 2^102071617 is an apocalyptic number.

It is an amenable number.

102071617 is a deficient number, since it is larger than the sum of its proper divisors (1).

102071617 is an equidigital number, since it uses as much as digits as its factorization.

102071617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 102071617 is about 10103.0498860493. The cubic root of 102071617 is about 467.3421995944.

The spelling of 102071617 in words is "one hundred two million, seventy-one thousand, six hundred seventeen".