994102817 has 2 divisors, whose sum is σ = 994102818. Its totient is φ = 994102816.

The previous prime is 994102783. The next prime is 994102843. The reversal of 994102817 is 718201499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 993258256 + 844561 = 31516^2 + 919^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-994102817 is a prime.

It is not a weakly prime, because it can be changed into another prime (994102847) 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, 497051408 + 497051409.

It is an arithmetic number, because the mean of its divisors is an integer number (497051409).

Almost surely, 2^994102817 is an apocalyptic number.

It is an amenable number.

994102817 is a deficient number, since it is larger than the sum of its proper divisors (1).

994102817 is an equidigital number, since it uses as much as digits as its factorization.

994102817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 994102817 is about 31529.3960773117. The cubic root of 994102817 is about 998.0303955385.

The spelling of 994102817 in words is "nine hundred ninety-four million, one hundred two thousand, eight hundred seventeen".