441345979 has 2 divisors, whose sum is σ = 441345980. Its totient is φ = 441345978.

The previous prime is 441345973. The next prime is 441345991. The reversal of 441345979 is 979543144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 441345979 - 2⁹ = 441345467 is a prime.

It is not a weakly prime, because it can be changed into another prime (441345973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220672989 + 220672990.

It is an arithmetic number, because the mean of its divisors is an integer number (220672990).

Almost surely, 2^441345979 is an apocalyptic number.

441345979 is a deficient number, since it is larger than the sum of its proper divisors (1).

441345979 is an equidigital number, since it uses as much as digits as its factorization.

441345979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 46.

The square root of 441345979 is about 21008.2359802055. The cubic root of 441345979 is about 761.3652623897.

The spelling of 441345979 in words is "four hundred forty-one million, three hundred forty-five thousand, nine hundred seventy-nine".