4570077221 has 2 divisors, whose sum is σ = 4570077222. Its totient is φ = 4570077220.

The previous prime is 4570077157. The next prime is 4570077271. The reversal of 4570077221 is 1227700754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4558140196 + 11937025 = 67514^2 + 3455^2 .

It is a cyclic number.

It is not a de Polignac number, because 4570077221 - 2⁶ = 4570077157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4570077271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2285038610 + 2285038611.

It is an arithmetic number, because the mean of its divisors is an integer number (2285038611).

Almost surely, 2^4570077221 is an apocalyptic number.

It is an amenable number.

4570077221 is a deficient number, since it is larger than the sum of its proper divisors (1).

4570077221 is an equidigital number, since it uses as much as digits as its factorization.

4570077221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27440, while the sum is 35.

The square root of 4570077221 is about 67602.3462684543. The cubic root of 4570077221 is about 1659.4895150930.

Adding to 4570077221 its reverse (1227700754), we get a palindrome (5797777975).

The spelling of 4570077221 in words is "four billion, five hundred seventy million, seventy-seven thousand, two hundred twenty-one".