1994103 has 6 divisors (see below), whose sum is σ = 2880384. Its totient is φ = 1329396.

The previous prime is 1994101. The next prime is 1994119. The reversal of 1994103 is 3014991.

It is not a de Polignac number, because 1994103 - 2¹ = 1994101 is a prime.

It is a super-3 number, since 3×1994103³ = 23788333327764392181, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1994101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110775 + ... + 110792.

It is an arithmetic number, because the mean of its divisors is an integer number (480064).

2^1994103 is an apocalyptic number.

1994103 is a deficient number, since it is larger than the sum of its proper divisors (886281).

1994103 is a wasteful number, since it uses less digits than its factorization.

1994103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221573 (or 221570 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1994103 is about 1412.1271189238. The cubic root of 1994103 is about 125.8681538457.

The spelling of 1994103 in words is "one million, nine hundred ninety-four thousand, one hundred three".