4345750081 has 2 divisors, whose sum is σ = 4345750082. Its totient is φ = 4345750080.

The previous prime is 4345750067. The next prime is 4345750099. The reversal of 4345750081 is 1800575434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3029511681 + 1316238400 = 55041^2 + 36280^2 .

It is a cyclic number.

It is not a de Polignac number, because 4345750081 - 2²⁵ = 4312195649 is a prime.

It is a super-2 number, since 2×4345750081² = 37771087533023013122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4345750081.

It is not a weakly prime, because it can be changed into another prime (4345750051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2172875040 + 2172875041.

It is an arithmetic number, because the mean of its divisors is an integer number (2172875041).

Almost surely, 2^4345750081 is an apocalyptic number.

It is an amenable number.

4345750081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4345750081 is an equidigital number, since it uses as much as digits as its factorization.

4345750081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 4345750081 is about 65922.3033654013. The cubic root of 4345750081 is about 1631.8801095417.

The spelling of 4345750081 in words is "four billion, three hundred forty-five million, seven hundred fifty thousand, eighty-one".