2066223853 has 2 divisors, whose sum is σ = 2066223854. Its totient is φ = 2066223852.

The previous prime is 2066223779. The next prime is 2066223881. The reversal of 2066223853 is 3583226602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1264371364 + 801852489 = 35558^2 + 28317^2 .

It is a cyclic number.

It is not a de Polignac number, because 2066223853 - 2¹⁷ = 2066092781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2066223953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033111926 + 1033111927.

It is an arithmetic number, because the mean of its divisors is an integer number (1033111927).

Almost surely, 2^2066223853 is an apocalyptic number.

It is an amenable number.

2066223853 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066223853 is an equidigital number, since it uses as much as digits as its factorization.

2066223853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 2066223853 is about 45455.7350947050. The cubic root of 2066223853 is about 1273.6764639002.

The spelling of 2066223853 in words is "two billion, sixty-six million, two hundred twenty-three thousand, eight hundred fifty-three".