4474431853 has 2 divisors, whose sum is σ = 4474431854. Its totient is φ = 4474431852.

The previous prime is 4474431833. The next prime is 4474431991. The reversal of 4474431853 is 3581344744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4308872164 + 165559689 = 65642^2 + 12867^2 .

It is a cyclic number.

It is not a de Polignac number, because 4474431853 - 2⁹ = 4474431341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4474431833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2237215926 + 2237215927.

It is an arithmetic number, because the mean of its divisors is an integer number (2237215927).

Almost surely, 2^4474431853 is an apocalyptic number.

It is an amenable number.

4474431853 is a deficient number, since it is larger than the sum of its proper divisors (1).

4474431853 is an equidigital number, since it uses as much as digits as its factorization.

4474431853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 43.

The square root of 4474431853 is about 66891.1941364482. The cubic root of 4474431853 is about 1647.8308628938.

The spelling of 4474431853 in words is "four billion, four hundred seventy-four million, four hundred thirty-one thousand, eight hundred fifty-three".