5421236773 has 2 divisors, whose sum is σ = 5421236774. Its totient is φ = 5421236772.

The previous prime is 5421236759. The next prime is 5421236791. The reversal of 5421236773 is 3776321245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5349020769 + 72216004 = 73137^2 + 8498^2 .

It is a cyclic number.

It is not a de Polignac number, because 5421236773 - 2²⁵ = 5387682341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5421239773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710618386 + 2710618387.

It is an arithmetic number, because the mean of its divisors is an integer number (2710618387).

Almost surely, 2^5421236773 is an apocalyptic number.

It is an amenable number.

5421236773 is a deficient number, since it is larger than the sum of its proper divisors (1).

5421236773 is an equidigital number, since it uses as much as digits as its factorization.

5421236773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 40.

The square root of 5421236773 is about 73629.0484319878. The cubic root of 5421236773 is about 1756.7075123736.

The spelling of 5421236773 in words is "five billion, four hundred twenty-one million, two hundred thirty-six thousand, seven hundred seventy-three".