4981585943 has 4 divisors (see below), whose sum is σ = 5055938040. Its totient is φ = 4907233848.

The previous prime is 4981585937. The next prime is 4981585969. The reversal of 4981585943 is 3495851894.

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 4981585943 - 2¹⁶ = 4981520407 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 (4981585913) 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 3 ways as a sum of consecutive naturals, for example, 37175948 + ... + 37176081.

It is an arithmetic number, because the mean of its divisors is an integer number (1263984510).

Almost surely, 2^4981585943 is an apocalyptic number.

4981585943 is a deficient number, since it is larger than the sum of its proper divisors (74352097).

4981585943 is an equidigital number, since it uses as much as digits as its factorization.

4981585943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74352096.

The product of its digits is 6220800, while the sum is 56.

The square root of 4981585943 is about 70580.3509696573. The cubic root of 4981585943 is about 1707.8741914685.

The spelling of 4981585943 in words is "four billion, nine hundred eighty-one million, five hundred eighty-five thousand, nine hundred forty-three".