4913954191 has 2 divisors, whose sum is σ = 4913954192. Its totient is φ = 4913954190.

The previous prime is 4913954189. The next prime is 4913954251. The reversal of 4913954191 is 1914593194.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4913954191 - 2¹ = 4913954189 is a prime.

Together with 4913954189, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4913954141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2456977095 + 2456977096.

It is an arithmetic number, because the mean of its divisors is an integer number (2456977096).

Almost surely, 2^4913954191 is an apocalyptic number.

4913954191 is a deficient number, since it is larger than the sum of its proper divisors (1).

4913954191 is an equidigital number, since it uses as much as digits as its factorization.

4913954191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 46.

The square root of 4913954191 is about 70099.6019318227. The cubic root of 4913954191 is about 1700.1100495079.

The spelling of 4913954191 in words is "four billion, nine hundred thirteen million, nine hundred fifty-four thousand, one hundred ninety-one".