5055021091 has 2 divisors, whose sum is σ = 5055021092. Its totient is φ = 5055021090.

The previous prime is 5055021053. The next prime is 5055021131. The reversal of 5055021091 is 1901205505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5055021091 - 2¹¹ = 5055019043 is a prime.

It is not a weakly prime, because it can be changed into another prime (5055028091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527510545 + 2527510546.

It is an arithmetic number, because the mean of its divisors is an integer number (2527510546).

Almost surely, 2^5055021091 is an apocalyptic number.

5055021091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5055021091 is an equidigital number, since it uses as much as digits as its factorization.

5055021091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2250, while the sum is 28.

The square root of 5055021091 is about 71098.6715136085. The cubic root of 5055021091 is about 1716.2253951401.

Adding to 5055021091 its reverse (1901205505), we get a palindrome (6956226596).

The spelling of 5055021091 in words is "five billion, fifty-five million, twenty-one thousand, ninety-one".