5219831977 has 2 divisors, whose sum is σ = 5219831978. Its totient is φ = 5219831976.

The previous prime is 5219831923. The next prime is 5219832029. The reversal of 5219831977 is 7791389125.

It is an a-pointer prime, because the next prime (5219832029) can be obtained adding 5219831977 to its sum of digits (52).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4088451481 + 1131380496 = 63941^2 + 33636^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5219831977 is a prime.

It is a super-2 number, since 2×5219831977² = 54493291736223457058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5213831977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2609915988 + 2609915989.

It is an arithmetic number, because the mean of its divisors is an integer number (2609915989).

Almost surely, 2^5219831977 is an apocalyptic number.

It is an amenable number.

5219831977 is a deficient number, since it is larger than the sum of its proper divisors (1).

5219831977 is an equidigital number, since it uses as much as digits as its factorization.

5219831977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 52.

The square root of 5219831977 is about 72248.4046675081. The cubic root of 5219831977 is about 1734.6778825464.

The spelling of 5219831977 in words is "five billion, two hundred nineteen million, eight hundred thirty-one thousand, nine hundred seventy-seven".