44067161 has 2 divisors, whose sum is σ = 44067162. Its totient is φ = 44067160.

The previous prime is 44067113. The next prime is 44067181. The reversal of 44067161 is 16176044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42823936 + 1243225 = 6544^2 + 1115^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44067161 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (44067181) 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, 22033580 + 22033581.

It is an arithmetic number, because the mean of its divisors is an integer number (22033581).

Almost surely, 2^44067161 is an apocalyptic number.

It is an amenable number.

44067161 is a deficient number, since it is larger than the sum of its proper divisors (1).

44067161 is an equidigital number, since it uses as much as digits as its factorization.

44067161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 44067161 is about 6638.3101012231. The cubic root of 44067161 is about 353.2143647375.

The spelling of 44067161 in words is "forty-four million, sixty-seven thousand, one hundred sixty-one".