445004141 has 2 divisors, whose sum is σ = 445004142. Its totient is φ = 445004140.

The previous prime is 445004123. The next prime is 445004177. The reversal of 445004141 is 141400544.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443102500 + 1901641 = 21050^2 + 1379^2 .

It is a cyclic number.

It is not a de Polignac number, because 445004141 - 2¹⁴ = 444987757 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445004041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222502070 + 222502071.

It is an arithmetic number, because the mean of its divisors is an integer number (222502071).

Almost surely, 2^445004141 is an apocalyptic number.

It is an amenable number.

445004141 is a deficient number, since it is larger than the sum of its proper divisors (1).

445004141 is an equidigital number, since it uses as much as digits as its factorization.

445004141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 445004141 is about 21095.1212606138. The cubic root of 445004141 is about 763.4630402997.

Adding to 445004141 its reverse (141400544), we get a palindrome (586404685).

The spelling of 445004141 in words is "four hundred forty-five million, four thousand, one hundred forty-one".