4456967861 has 2 divisors, whose sum is σ = 4456967862. Its totient is φ = 4456967860.

The previous prime is 4456967857. The next prime is 4456967873. The reversal of 4456967861 is 1687696544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3766276900 + 690690961 = 61370^2 + 26281^2 .

It is a cyclic number.

It is not a de Polignac number, because 4456967861 - 2² = 4456967857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4456967797 and 4456967806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4456967831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2228483930 + 2228483931.

It is an arithmetic number, because the mean of its divisors is an integer number (2228483931).

Almost surely, 2^4456967861 is an apocalyptic number.

It is an amenable number.

4456967861 is a deficient number, since it is larger than the sum of its proper divisors (1).

4456967861 is an equidigital number, since it uses as much as digits as its factorization.

4456967861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 56.

The square root of 4456967861 is about 66760.5262187170. The cubic root of 4456967861 is about 1645.6842047441.

The spelling of 4456967861 in words is "four billion, four hundred fifty-six million, nine hundred sixty-seven thousand, eight hundred sixty-one".