9994109137 has 8 divisors (see below), whose sum is σ = 10342040040. Its totient is φ = 9646398720.

The previous prime is 9994109131. The next prime is 9994109161. The reversal of 9994109137 is 7319014999.

It can be written as a sum of positive squares in 4 ways, for example, as 6293090241 + 3701018896 = 79329^2 + 60836^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9994109137 - 2¹⁹ = 9993584849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9994109131) 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 in 7 ways as a sum of consecutive naturals, for example, 39913 + ... + 146905.

It is an arithmetic number, because the mean of its divisors is an integer number (1292755005).

Almost surely, 2^9994109137 is an apocalyptic number.

It is an amenable number.

9994109137 is a deficient number, since it is larger than the sum of its proper divisors (347930903).

9994109137 is a wasteful number, since it uses less digits than its factorization.

9994109137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110243.

The product of its (nonzero) digits is 551124, while the sum is 52.

The square root of 9994109137 is about 99970.5413459385. The cubic root of 9994109137 is about 2154.0115576138.

The spelling of 9994109137 in words is "nine billion, nine hundred ninety-four million, one hundred nine thousand, one hundred thirty-seven".