10006123 has 4 divisors (see below), whose sum is σ = 10014040. Its totient is φ = 9998208.

The previous prime is 10006121. The next prime is 10006151. The reversal of 10006123 is 32160001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10006123 - 2¹ = 10006121 is a prime.

It is a super-2 number, since 2×10006123² = 200244994982258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10006121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1590 + ... + 4747.

It is an arithmetic number, because the mean of its divisors is an integer number (2503510).

Almost surely, 2^10006123 is an apocalyptic number.

10006123 is a deficient number, since it is larger than the sum of its proper divisors (7917).

10006123 is an equidigital number, since it uses as much as digits as its factorization.

10006123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7916.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 10006123 is about 3163.2456433227. The cubic root of 10006123 is about 215.4874320436.

Adding to 10006123 its reverse (32160001), we get a palindrome (42166124).

The spelling of 10006123 in words is "ten million, six thousand, one hundred twenty-three".