4111748991 has 12 divisors (see below), whose sum is σ = 6787649232. Its totient is φ = 2349570816.

The previous prime is 4111748983. The next prime is 4111749029. The reversal of 4111748991 is 1998471114.

4111748991 is a `hidden beast` number, since 411 + 1 + 74 + 89 + 91 = 666.

It is not a de Polignac number, because 4111748991 - 2³ = 4111748983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4111748951) 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, 32632866 + ... + 32632991.

It is an arithmetic number, because the mean of its divisors is an integer number (565637436).

Almost surely, 2^4111748991 is an apocalyptic number.

4111748991 is a deficient number, since it is larger than the sum of its proper divisors (2675900241).

4111748991 is a wasteful number, since it uses less digits than its factorization.

4111748991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65265870 (or 65265867 counting only the distinct ones).

The product of its digits is 72576, while the sum is 45.

The square root of 4111748991 is about 64122.9209487528. The cubic root of 4111748991 is about 1602.0480272415.

The spelling of 4111748991 in words is "four billion, one hundred eleven million, seven hundred forty-eight thousand, nine hundred ninety-one".