442301141 has 2 divisors, whose sum is σ = 442301142. Its totient is φ = 442301140.

The previous prime is 442301137. The next prime is 442301143. The reversal of 442301141 is 141103244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297700516 + 144600625 = 17254^2 + 12025^2 .

It is a cyclic number.

It is not a de Polignac number, because 442301141 - 2² = 442301137 is a prime.

Together with 442301143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442301143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221150570 + 221150571.

It is an arithmetic number, because the mean of its divisors is an integer number (221150571).

Almost surely, 2^442301141 is an apocalyptic number.

It is an amenable number.

442301141 is a deficient number, since it is larger than the sum of its proper divisors (1).

442301141 is an equidigital number, since it uses as much as digits as its factorization.

442301141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 442301141 is about 21030.9567304961. The cubic root of 442301141 is about 761.9141161303.

Adding to 442301141 its reverse (141103244), we get a palindrome (583404385).

The spelling of 442301141 in words is "four hundred forty-two million, three hundred one thousand, one hundred forty-one".