4111838641 has 4 divisors (see below), whose sum is σ = 4133366784. Its totient is φ = 4090310500.

The previous prime is 4111838629. The next prime is 4111838681. The reversal of 4111838641 is 1468381114.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4111838641 - 2⁷ = 4111838513 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 4111838641.

It is not an unprimeable number, because it can be changed into a prime (4111838681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10763785 + ... + 10764166.

It is an arithmetic number, because the mean of its divisors is an integer number (1033341696).

Almost surely, 2^4111838641 is an apocalyptic number.

It is an amenable number.

4111838641 is a deficient number, since it is larger than the sum of its proper divisors (21528143).

4111838641 is a wasteful number, since it uses less digits than its factorization.

4111838641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21528142.

The product of its digits is 18432, while the sum is 37.

The square root of 4111838641 is about 64123.6199929480. The cubic root of 4111838641 is about 1602.0596705075.

The spelling of 4111838641 in words is "four billion, one hundred eleven million, eight hundred thirty-eight thousand, six hundred forty-one".