5420055989 has 2 divisors, whose sum is σ = 5420055990. Its totient is φ = 5420055988.

The previous prime is 5420055973. The next prime is 5420056069. The reversal of 5420055989 is 9895500245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3651180625 + 1768875364 = 60425^2 + 42058^2 .

It is a cyclic number.

It is not a de Polignac number, because 5420055989 - 2⁴ = 5420055973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5420055089) 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, 2710027994 + 2710027995.

It is an arithmetic number, because the mean of its divisors is an integer number (2710027995).

Almost surely, 2^5420055989 is an apocalyptic number.

It is an amenable number.

5420055989 is a deficient number, since it is larger than the sum of its proper divisors (1).

5420055989 is an equidigital number, since it uses as much as digits as its factorization.

5420055989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 47.

The square root of 5420055989 is about 73621.0295296120. The cubic root of 5420055989 is about 1756.5799619746.

The spelling of 5420055989 in words is "five billion, four hundred twenty million, fifty-five thousand, nine hundred eighty-nine".