4312252081 has 2 divisors, whose sum is σ = 4312252082. Its totient is φ = 4312252080.

The previous prime is 4312252013. The next prime is 4312252127. The reversal of 4312252081 is 1802522134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2264237056 + 2048015025 = 47584^2 + 45255^2 .

It is a cyclic number.

It is not a de Polignac number, because 4312252081 - 2¹⁵ = 4312219313 is a prime.

It is a super-2 number, since 2×4312252081² = 37191036020177661122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4312252481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156126040 + 2156126041.

It is an arithmetic number, because the mean of its divisors is an integer number (2156126041).

Almost surely, 2^4312252081 is an apocalyptic number.

It is an amenable number.

4312252081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312252081 is an equidigital number, since it uses as much as digits as its factorization.

4312252081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 4312252081 is about 65667.7400326827. The cubic root of 4312252081 is about 1627.6763258157.

The spelling of 4312252081 in words is "four billion, three hundred twelve million, two hundred fifty-two thousand, eighty-one".