440301161 has 2 divisors, whose sum is σ = 440301162. Its totient is φ = 440301160.

The previous prime is 440301119. The next prime is 440301203. The reversal of 440301161 is 161103044.

It is a balanced prime because it is at equal distance from previous prime (440301119) and next prime (440301203).

It can be written as a sum of positive squares in only one way, i.e., 319301161 + 121000000 = 17869^2 + 11000^2 .

It is a cyclic number.

It is not a de Polignac number, because 440301161 - 2¹⁰ = 440300137 is a prime.

It is a super-2 number, since 2×440301161² = 387730224755895842, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (440301101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220150580 + 220150581.

It is an arithmetic number, because the mean of its divisors is an integer number (220150581).

Almost surely, 2^440301161 is an apocalyptic number.

It is an amenable number.

440301161 is a deficient number, since it is larger than the sum of its proper divisors (1).

440301161 is an equidigital number, since it uses as much as digits as its factorization.

440301161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 440301161 is about 20983.3543791263. The cubic root of 440301161 is about 760.7639830254.

The spelling of 440301161 in words is "four hundred forty million, three hundred one thousand, one hundred sixty-one".