445426141 has 2 divisors, whose sum is σ = 445426142. Its totient is φ = 445426140.

The previous prime is 445426133. The next prime is 445426147. The reversal of 445426141 is 141624544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417017241 + 28408900 = 20421^2 + 5330^2 .

It is a cyclic number.

It is not a de Polignac number, because 445426141 - 2³ = 445426133 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 (445426147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222713070 + 222713071.

It is an arithmetic number, because the mean of its divisors is an integer number (222713071).

Almost surely, 2^445426141 is an apocalyptic number.

It is an amenable number.

445426141 is a deficient number, since it is larger than the sum of its proper divisors (1).

445426141 is an equidigital number, since it uses as much as digits as its factorization.

445426141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15360, while the sum is 31.

The square root of 445426141 is about 21105.1212031583. The cubic root of 445426141 is about 763.7042961928.

The spelling of 445426141 in words is "four hundred forty-five million, four hundred twenty-six thousand, one hundred forty-one".