4871946239 has 4 divisors (see below), whose sum is σ = 4873192056. Its totient is φ = 4870700424.

The previous prime is 4871946221. The next prime is 4871946253. The reversal of 4871946239 is 9326491784.

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 4871946239 - 2⁸ = 4871945983 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 (4871946269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617024 + ... + 624869.

It is an arithmetic number, because the mean of its divisors is an integer number (1218298014).

Almost surely, 2^4871946239 is an apocalyptic number.

4871946239 is a deficient number, since it is larger than the sum of its proper divisors (1245817).

4871946239 is a wasteful number, since it uses less digits than its factorization.

4871946239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245816.

The product of its digits is 2612736, while the sum is 53.

The square root of 4871946239 is about 69799.3283563674. The cubic root of 4871946239 is about 1695.2515980074.

The spelling of 4871946239 in words is "four billion, eight hundred seventy-one million, nine hundred forty-six thousand, two hundred thirty-nine".