16123103 has 4 divisors (see below), whose sum is σ = 16147128. Its totient is φ = 16099080.

The previous prime is 16123099. The next prime is 16123117. The reversal of 16123103 is 30132161.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16123103 - 2² = 16123099 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 (16123403) 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, 10976 + ... + 12357.

It is an arithmetic number, because the mean of its divisors is an integer number (4036782).

Almost surely, 2^16123103 is an apocalyptic number.

16123103 is a deficient number, since it is larger than the sum of its proper divisors (24025).

16123103 is an equidigital number, since it uses as much as digits as its factorization.

16123103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24024.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 16123103 is about 4015.3583899821. The cubic root of 16123103 is about 252.6288098784.

Adding to 16123103 its reverse (30132161), we get a palindrome (46255264).

The spelling of 16123103 in words is "sixteen million, one hundred twenty-three thousand, one hundred three".