4023666061 has 2 divisors, whose sum is σ = 4023666062. Its totient is φ = 4023666060.

The previous prime is 4023665981. The next prime is 4023666107. The reversal of 4023666061 is 1606663204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3135328036 + 888338025 = 55994^2 + 29805^2 .

It is a cyclic number.

It is not a de Polignac number, because 4023666061 - 2¹⁷ = 4023534989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4023660061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011833030 + 2011833031.

It is an arithmetic number, because the mean of its divisors is an integer number (2011833031).

Almost surely, 2^4023666061 is an apocalyptic number.

It is an amenable number.

4023666061 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023666061 is an equidigital number, since it uses as much as digits as its factorization.

4023666061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 4023666061 is about 63432.3739190013. The cubic root of 4023666061 is about 1590.5255255581.

The spelling of 4023666061 in words is "four billion, twenty-three million, six hundred sixty-six thousand, sixty-one".