994111117 has 2 divisors, whose sum is σ = 994111118. Its totient is φ = 994111116.

The previous prime is 994111081. The next prime is 994111121. The reversal of 994111117 is 711111499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 868245156 + 125865961 = 29466^2 + 11219^2 .

It is a cyclic number.

It is not a de Polignac number, because 994111117 - 2¹⁹ = 993586829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994111177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497055558 + 497055559.

It is an arithmetic number, because the mean of its divisors is an integer number (497055559).

Almost surely, 2^994111117 is an apocalyptic number.

It is an amenable number.

994111117 is a deficient number, since it is larger than the sum of its proper divisors (1).

994111117 is an equidigital number, since it uses as much as digits as its factorization.

994111117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 34.

The square root of 994111117 is about 31529.5277002368. The cubic root of 994111117 is about 998.0331731282.

The spelling of 994111117 in words is "nine hundred ninety-four million, one hundred eleven thousand, one hundred seventeen".