5105500987 has 2 divisors, whose sum is σ = 5105500988. Its totient is φ = 5105500986.

The previous prime is 5105500973. The next prime is 5105500993. The reversal of 5105500987 is 7890055015.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5105500987 - 2¹⁵ = 5105468219 is a prime.

It is a super-3 number, since 3×5105500987³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (5105500927) 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, 2552750493 + 2552750494.

It is an arithmetic number, because the mean of its divisors is an integer number (2552750494).

Almost surely, 2^5105500987 is an apocalyptic number.

5105500987 is a deficient number, since it is larger than the sum of its proper divisors (1).

5105500987 is an equidigital number, since it uses as much as digits as its factorization.

5105500987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 40.

The square root of 5105500987 is about 71452.7885180138. The cubic root of 5105500987 is about 1721.9192775845.

The spelling of 5105500987 in words is "five billion, one hundred five million, five hundred thousand, nine hundred eighty-seven".