9994159 has 4 divisors (see below), whose sum is σ = 11421904. Its totient is φ = 8566416.

The previous prime is 9994151. The next prime is 9994163. The reversal of 9994159 is 9514999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9514999 = 13 ⋅731923.

It is a cyclic number.

It is not a de Polignac number, because 9994159 - 2³ = 9994151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9994151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713862 + ... + 713875.

It is an arithmetic number, because the mean of its divisors is an integer number (2855476).

Almost surely, 2^9994159 is an apocalyptic number.

9994159 is a deficient number, since it is larger than the sum of its proper divisors (1427745).

9994159 is a wasteful number, since it uses less digits than its factorization.

9994159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427744.

The product of its digits is 131220, while the sum is 46.

The square root of 9994159 is about 3161.3539820779. The cubic root of 9994159 is about 215.4015139901.

It can be divided in two parts, 99941 and 59, that added together give a 5-th power (100000 = 10⁵).

The spelling of 9994159 in words is "nine million, nine hundred ninety-four thousand, one hundred fifty-nine".