4145735923 has 12 divisors (see below), whose sum is σ = 5033085712. Its totient is φ = 3344457600.

The previous prime is 4145735917. The next prime is 4145735941. The reversal of 4145735923 is 3295375414.

It is a de Polignac number, because none of the positive numbers 2^k-4145735923 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4145735923.

It is not an unprimeable number, because it can be changed into a prime (4145735953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1022628 + ... + 1026673.

Almost surely, 2^4145735923 is an apocalyptic number.

4145735923 is a deficient number, since it is larger than the sum of its proper divisors (887349789).

4145735923 is a wasteful number, since it uses less digits than its factorization.

4145735923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2049342 (or 2049325 counting only the distinct ones).

The product of its digits is 453600, while the sum is 43.

The square root of 4145735923 is about 64387.3894718523. The cubic root of 4145735923 is about 1606.4499951775.

The spelling of 4145735923 in words is "four billion, one hundred forty-five million, seven hundred thirty-five thousand, nine hundred twenty-three".