3928741123 has 8 divisors (see below), whose sum is σ = 4238332128. Its totient is φ = 3627871104.

The previous prime is 3928741111. The next prime is 3928741163. The reversal of 3928741123 is 3211478293.

3928741123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3928741123 - 2⁹ = 3928740611 is a prime.

It is a super-2 number, since 2×3928741123² = 30870013623102602258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3928741163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2179311 + ... + 2181112.

It is an arithmetic number, because the mean of its divisors is an integer number (529791516).

Almost surely, 2^3928741123 is an apocalyptic number.

3928741123 is a deficient number, since it is larger than the sum of its proper divisors (309591005).

3928741123 is a wasteful number, since it uses less digits than its factorization.

3928741123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4360493.

The product of its digits is 72576, while the sum is 40.

The square root of 3928741123 is about 62679.6707314262. The cubic root of 3928741123 is about 1577.9181472437.

The spelling of 3928741123 in words is "three billion, nine hundred twenty-eight million, seven hundred forty-one thousand, one hundred twenty-three".