3748646123 has 4 divisors (see below), whose sum is σ = 3759770040. Its totient is φ = 3737522208.

The previous prime is 3748646117. The next prime is 3748646137. The reversal of 3748646123 is 3216468473.

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 3748646123 - 2²⁰ = 3747597547 is a prime.

It is a super-2 number, since 2×3748646123² = 28104695510965862258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3748646623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5561453 + ... + 5562126.

It is an arithmetic number, because the mean of its divisors is an integer number (939942510).

Almost surely, 2^3748646123 is an apocalyptic number.

3748646123 is a deficient number, since it is larger than the sum of its proper divisors (11123917).

3748646123 is a wasteful number, since it uses less digits than its factorization.

3748646123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11123916.

The product of its digits is 580608, while the sum is 44.

The square root of 3748646123 is about 61226.1882122348. The cubic root of 3748646123 is about 1553.4292611106.

The spelling of 3748646123 in words is "three billion, seven hundred forty-eight million, six hundred forty-six thousand, one hundred twenty-three".