5021007091 has 2 divisors, whose sum is σ = 5021007092. Its totient is φ = 5021007090.

The previous prime is 5021007071. The next prime is 5021007139. The reversal of 5021007091 is 1907001205.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5021007091 - 2⁵ = 5021007059 is a prime.

It is not a weakly prime, because it can be changed into another prime (5021007011) 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, 2510503545 + 2510503546.

It is an arithmetic number, because the mean of its divisors is an integer number (2510503546).

Almost surely, 2^5021007091 is an apocalyptic number.

5021007091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021007091 is an equidigital number, since it uses as much as digits as its factorization.

5021007091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 5021007091 is about 70859.0649881862. The cubic root of 5021007091 is about 1712.3673753544.

Adding to 5021007091 its reverse (1907001205), we get a palindrome (6928008296).

The spelling of 5021007091 in words is "five billion, twenty-one million, seven thousand, ninety-one".