5015687791 has 2 divisors, whose sum is σ = 5015687792. Its totient is φ = 5015687790.

The previous prime is 5015687777. The next prime is 5015687819. The reversal of 5015687791 is 1977865105.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5015687791 - 2¹¹ = 5015685743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5015687731) 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, 2507843895 + 2507843896.

It is an arithmetic number, because the mean of its divisors is an integer number (2507843896).

Almost surely, 2^5015687791 is an apocalyptic number.

5015687791 is a deficient number, since it is larger than the sum of its proper divisors (1).

5015687791 is an equidigital number, since it uses as much as digits as its factorization.

5015687791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 529200, while the sum is 49.

The square root of 5015687791 is about 70821.5206769807. The cubic root of 5015687791 is about 1711.7624625626.

The spelling of 5015687791 in words is "five billion, fifteen million, six hundred eighty-seven thousand, seven hundred ninety-one".