441428959 has 2 divisors, whose sum is σ = 441428960. Its totient is φ = 441428958.

The previous prime is 441428947. The next prime is 441428969. The reversal of 441428959 is 959824144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 441428959 - 2⁷ = 441428831 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 (441428909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220714479 + 220714480.

It is an arithmetic number, because the mean of its divisors is an integer number (220714480).

Almost surely, 2^441428959 is an apocalyptic number.

441428959 is a deficient number, since it is larger than the sum of its proper divisors (1).

441428959 is an equidigital number, since it uses as much as digits as its factorization.

441428959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 46.

The square root of 441428959 is about 21010.2108271193. The cubic root of 441428959 is about 761.4129756225.

The spelling of 441428959 in words is "four hundred forty-one million, four hundred twenty-eight thousand, nine hundred fifty-nine".