5474418821 has 2 divisors, whose sum is σ = 5474418822. Its totient is φ = 5474418820.

The previous prime is 5474418797. The next prime is 5474418823. The reversal of 5474418821 is 1288144745.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5174644225 + 299774596 = 71935^2 + 17314^2 .

It is a cyclic number.

It is not a de Polignac number, because 5474418821 - 2¹⁰ = 5474417797 is a prime.

It is a super-2 number, since 2×5474418821² = 59938522855438060082, which contains 22 as substring.

Together with 5474418823, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5474418823) 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, 2737209410 + 2737209411.

It is an arithmetic number, because the mean of its divisors is an integer number (2737209411).

Almost surely, 2^5474418821 is an apocalyptic number.

It is an amenable number.

5474418821 is a deficient number, since it is larger than the sum of its proper divisors (1).

5474418821 is an equidigital number, since it uses as much as digits as its factorization.

5474418821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 286720, while the sum is 44.

The square root of 5474418821 is about 73989.3155867791. The cubic root of 5474418821 is about 1762.4332327943.

The spelling of 5474418821 in words is "five billion, four hundred seventy-four million, four hundred eighteen thousand, eight hundred twenty-one".