4934630191 has 4 divisors (see below), whose sum is σ = 4935055384. Its totient is φ = 4934205000.

The previous prime is 4934630177. The next prime is 4934630209. The reversal of 4934630191 is 1910364394.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1910364394 = 2 ⋅955182197.

It is a cyclic number.

It is not a de Polignac number, because 4934630191 - 2⁵ = 4934630159 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 (4934633191) 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, 194685 + ... + 218566.

It is an arithmetic number, because the mean of its divisors is an integer number (1233763846).

Almost surely, 2^4934630191 is an apocalyptic number.

4934630191 is a deficient number, since it is larger than the sum of its proper divisors (425193).

4934630191 is a wasteful number, since it uses less digits than its factorization.

4934630191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425192.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 4934630191 is about 70246.9230002283. The cubic root of 4934630191 is about 1702.4911793621.

The spelling of 4934630191 in words is "four billion, nine hundred thirty-four million, six hundred thirty thousand, one hundred ninety-one".