441242147 has 2 divisors, whose sum is σ = 441242148. Its totient is φ = 441242146.

The previous prime is 441242107. The next prime is 441242161. The reversal of 441242147 is 741242144.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441242147 is a prime.

It is not a weakly prime, because it can be changed into another prime (441242107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220621073 + 220621074.

It is an arithmetic number, because the mean of its divisors is an integer number (220621074).

Almost surely, 2^441242147 is an apocalyptic number.

441242147 is a deficient number, since it is larger than the sum of its proper divisors (1).

441242147 is an equidigital number, since it uses as much as digits as its factorization.

441242147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7168, while the sum is 29.

The square root of 441242147 is about 21005.7646135531. The cubic root of 441242147 is about 761.3055508996.

The spelling of 441242147 in words is "four hundred forty-one million, two hundred forty-two thousand, one hundred forty-seven".