5001328091 has 2 divisors, whose sum is σ = 5001328092. Its totient is φ = 5001328090.

The previous prime is 5001328069. The next prime is 5001328153. The reversal of 5001328091 is 1908231005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5001328091 - 2²² = 4997133787 is a prime.

It is not a weakly prime, because it can be changed into another prime (5001328001) 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, 2500664045 + 2500664046.

It is an arithmetic number, because the mean of its divisors is an integer number (2500664046).

Almost surely, 2^5001328091 is an apocalyptic number.

5001328091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5001328091 is an equidigital number, since it uses as much as digits as its factorization.

5001328091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 5001328091 is about 70720.0685166523. The cubic root of 5001328091 is about 1710.1273335181.

Adding to 5001328091 its reverse (1908231005), we get a palindrome (6909559096).

The spelling of 5001328091 in words is "five billion, one million, three hundred twenty-eight thousand, ninety-one".