9942103 has 4 divisors (see below), whose sum is σ = 10262848. Its totient is φ = 9621360.

The previous prime is 9942077. The next prime is 9942133. The reversal of 9942103 is 3012499.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3012499 = 7 ⋅430357.

It is a cyclic number.

It is not a de Polignac number, because 9942103 - 2²¹ = 7844951 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 (9942133) 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, 160326 + ... + 160387.

It is an arithmetic number, because the mean of its divisors is an integer number (2565712).

Almost surely, 2^9942103 is an apocalyptic number.

9942103 is a deficient number, since it is larger than the sum of its proper divisors (320745).

9942103 is a wasteful number, since it uses less digits than its factorization.

9942103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320744.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 9942103 is about 3153.1100519963. The cubic root of 9942103 is about 215.0268796391.

The spelling of 9942103 in words is "nine million, nine hundred forty-two thousand, one hundred three".