441544963 has 2 divisors, whose sum is σ = 441544964. Its totient is φ = 441544962.

The previous prime is 441544921. The next prime is 441544973. The reversal of 441544963 is 369445144.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441544963 is a prime.

It is not a weakly prime, because it can be changed into another prime (441544903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220772481 + 220772482.

It is an arithmetic number, because the mean of its divisors is an integer number (220772482).

Almost surely, 2^441544963 is an apocalyptic number.

441544963 is a deficient number, since it is larger than the sum of its proper divisors (1).

441544963 is an equidigital number, since it uses as much as digits as its factorization.

441544963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 40.

The square root of 441544963 is about 21012.9713034592. The cubic root of 441544963 is about 761.4796675277.

The spelling of 441544963 in words is "four hundred forty-one million, five hundred forty-four thousand, nine hundred sixty-three".