439241401 has 2 divisors, whose sum is σ = 439241402. Its totient is φ = 439241400.

The previous prime is 439241399. The next prime is 439241441. The reversal of 439241401 is 104142934.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334158400 + 105083001 = 18280^2 + 10251^2 .

It is a cyclic number.

It is not a de Polignac number, because 439241401 - 2¹ = 439241399 is a prime.

Together with 439241399, it forms a pair of twin primes.

It is equal to p_23312539 and since 439241401 and 23312539 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 439241401.

It is not a weakly prime, because it can be changed into another prime (439241441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219620700 + 219620701.

It is an arithmetic number, because the mean of its divisors is an integer number (219620701).

Almost surely, 2^439241401 is an apocalyptic number.

It is an amenable number.

439241401 is a deficient number, since it is larger than the sum of its proper divisors (1).

439241401 is an equidigital number, since it uses as much as digits as its factorization.

439241401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 439241401 is about 20958.0867685960. The cubic root of 439241401 is about 760.1531322320.

The spelling of 439241401 in words is "four hundred thirty-nine million, two hundred forty-one thousand, four hundred one".