4115821423 has 16 divisors (see below), whose sum is σ = 4864645120. Its totient is φ = 3407637600.

The previous prime is 4115821417. The next prime is 4115821459. The reversal of 4115821423 is 3241285114.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4115821423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4115821403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99868 + ... + 134926.

It is an arithmetic number, because the mean of its divisors is an integer number (304040320).

Almost surely, 2^4115821423 is an apocalyptic number.

4115821423 is a deficient number, since it is larger than the sum of its proper divisors (748823697).

4115821423 is a wasteful number, since it uses less digits than its factorization.

4115821423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35638.

The product of its digits is 7680, while the sum is 31.

The square root of 4115821423 is about 64154.6679751365. The cubic root of 4115821423 is about 1602.5767624101.

The spelling of 4115821423 in words is "four billion, one hundred fifteen million, eight hundred twenty-one thousand, four hundred twenty-three".