4985772131 has 2 divisors, whose sum is σ = 4985772132. Its totient is φ = 4985772130.

The previous prime is 4985772119. The next prime is 4985772149. The reversal of 4985772131 is 1312775894.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4985772131 is a prime.

It is a super-2 number, since 2×4985772131² = 49715847484512562322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4985772151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2492886065 + 2492886066.

It is an arithmetic number, because the mean of its divisors is an integer number (2492886066).

Almost surely, 2^4985772131 is an apocalyptic number.

4985772131 is a deficient number, since it is larger than the sum of its proper divisors (1).

4985772131 is an equidigital number, since it uses as much as digits as its factorization.

4985772131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 47.

The square root of 4985772131 is about 70610.0002195156. Note that the first 3 decimals coincide. The cubic root of 4985772131 is about 1708.3524515256.

The spelling of 4985772131 in words is "four billion, nine hundred eighty-five million, seven hundred seventy-two thousand, one hundred thirty-one".