5475221693 has 2 divisors, whose sum is σ = 5475221694. Its totient is φ = 5475221692.

The previous prime is 5475221651. The next prime is 5475221707. The reversal of 5475221693 is 3961225745.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3042956569 + 2432265124 = 55163^2 + 49318^2 .

It is a cyclic number.

It is not a de Polignac number, because 5475221693 - 2⁶ = 5475221629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5475221593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2737610846 + 2737610847.

It is an arithmetic number, because the mean of its divisors is an integer number (2737610847).

Almost surely, 2^5475221693 is an apocalyptic number.

It is an amenable number.

5475221693 is a deficient number, since it is larger than the sum of its proper divisors (1).

5475221693 is an equidigital number, since it uses as much as digits as its factorization.

5475221693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 44.

The square root of 5475221693 is about 73994.7409820455. The cubic root of 5475221693 is about 1762.5193873963.

The spelling of 5475221693 in words is "five billion, four hundred seventy-five million, two hundred twenty-one thousand, six hundred ninety-three".