5078783987 has 2 divisors, whose sum is σ = 5078783988. Its totient is φ = 5078783986.

The previous prime is 5078783977. The next prime is 5078784001. The reversal of 5078783987 is 7893878705.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5078783987 is a prime.

It is not a weakly prime, because it can be changed into another prime (5078783977) 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, 2539391993 + 2539391994.

It is an arithmetic number, because the mean of its divisors is an integer number (2539391994).

Almost surely, 2^5078783987 is an apocalyptic number.

5078783987 is a deficient number, since it is larger than the sum of its proper divisors (1).

5078783987 is an equidigital number, since it uses as much as digits as its factorization.

5078783987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23708160, while the sum is 62.

The square root of 5078783987 is about 71265.5876773636. The cubic root of 5078783987 is about 1718.9104316017.

The spelling of 5078783987 in words is "five billion, seventy-eight million, seven hundred eighty-three thousand, nine hundred eighty-seven".