994129 has 4 divisors (see below), whose sum is σ = 1037376. Its totient is φ = 950884.

The previous prime is 994093. The next prime is 994141. The reversal of 994129 is 921499.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 994129 - 2⁹ = 993617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 994094 and 994103.

It is not an unprimeable number, because it can be changed into a prime (994199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21589 + ... + 21634.

It is an arithmetic number, because the mean of its divisors is an integer number (259344).

2⁹⁹⁴¹²⁹ is an apocalyptic number.

It is an amenable number.

994129 is a deficient number, since it is larger than the sum of its proper divisors (43247).

994129 is a wasteful number, since it uses less digits than its factorization.

994129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43246.

The product of its digits is 5832, while the sum is 34.

The square root of 994129 is about 997.0601787254. The cubic root of 994129 is about 99.8039157610.

The spelling of 994129 in words is "nine hundred ninety-four thousand, one hundred twenty-nine".