5127226987 has 2 divisors, whose sum is σ = 5127226988. Its totient is φ = 5127226986.

The previous prime is 5127226967. The next prime is 5127227003. The reversal of 5127226987 is 7896227215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5127226987 - 2³¹ = 2979743339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5127226987.

It is not a weakly prime, because it can be changed into another prime (5127226957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2563613493 + 2563613494.

It is an arithmetic number, because the mean of its divisors is an integer number (2563613494).

Almost surely, 2^5127226987 is an apocalyptic number.

5127226987 is a deficient number, since it is larger than the sum of its proper divisors (1).

5127226987 is an equidigital number, since it uses as much as digits as its factorization.

5127226987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 49.

The square root of 5127226987 is about 71604.6575789592. The cubic root of 5127226987 is about 1724.3583119947.

The spelling of 5127226987 in words is "five billion, one hundred twenty-seven million, two hundred twenty-six thousand, nine hundred eighty-seven".