4981992311 has 2 divisors, whose sum is σ = 4981992312. Its totient is φ = 4981992310.

The previous prime is 4981992293. The next prime is 4981992313. The reversal of 4981992311 is 1132991894.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4981992311 is a prime.

Together with 4981992313, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4981992313) 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, 2490996155 + 2490996156.

It is an arithmetic number, because the mean of its divisors is an integer number (2490996156).

Almost surely, 2^4981992311 is an apocalyptic number.

4981992311 is a deficient number, since it is larger than the sum of its proper divisors (1).

4981992311 is an equidigital number, since it uses as much as digits as its factorization.

4981992311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 47.

The square root of 4981992311 is about 70583.2296724937. The cubic root of 4981992311 is about 1707.9206295946.

The spelling of 4981992311 in words is "four billion, nine hundred eighty-one million, nine hundred ninety-two thousand, three hundred eleven".