4189115491 has 16 divisors (see below), whose sum is σ = 4626720000. Its totient is φ = 3761164000.

The previous prime is 4189115471. The next prime is 4189115501. The reversal of 4189115491 is 1945119814.

It is not a de Polignac number, because 4189115491 - 2⁷ = 4189115363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4189115461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 461010 + ... + 470008.

It is an arithmetic number, because the mean of its divisors is an integer number (289170000).

Almost surely, 2^4189115491 is an apocalyptic number.

4189115491 is a deficient number, since it is larger than the sum of its proper divisors (437604509).

4189115491 is a wasteful number, since it uses less digits than its factorization.

4189115491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9530.

The product of its digits is 51840, while the sum is 43.

The square root of 4189115491 is about 64723.3766965229. The cubic root of 4189115491 is about 1612.0336800806.

The spelling of 4189115491 in words is "four billion, one hundred eighty-nine million, one hundred fifteen thousand, four hundred ninety-one".