4861044191 has 4 divisors (see below), whose sum is σ = 4890866712. Its totient is φ = 4831221672.

The previous prime is 4861044179. The next prime is 4861044197. The reversal of 4861044191 is 1914401684.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4861044191 - 2²⁶ = 4793935327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4861044197) 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, 14911016 + ... + 14911341.

It is an arithmetic number, because the mean of its divisors is an integer number (1222716678).

Almost surely, 2^4861044191 is an apocalyptic number.

4861044191 is a deficient number, since it is larger than the sum of its proper divisors (29822521).

4861044191 is a wasteful number, since it uses less digits than its factorization.

4861044191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29822520.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 4861044191 is about 69721.1889671999. The cubic root of 4861044191 is about 1693.9861545768.

The spelling of 4861044191 in words is "four billion, eight hundred sixty-one million, forty-four thousand, one hundred ninety-one".