425339441 has 2 divisors, whose sum is σ = 425339442. Its totient is φ = 425339440.

The previous prime is 425339419. The next prime is 425339443. The reversal of 425339441 is 144933524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 285745216 + 139594225 = 16904^2 + 11815^2 .

It is a cyclic number.

It is not a de Polignac number, because 425339441 - 2²⁶ = 358230577 is a prime.

Together with 425339443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (425339443) 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, 212669720 + 212669721.

It is an arithmetic number, because the mean of its divisors is an integer number (212669721).

Almost surely, 2^425339441 is an apocalyptic number.

It is an amenable number.

425339441 is a deficient number, since it is larger than the sum of its proper divisors (1).

425339441 is an equidigital number, since it uses as much as digits as its factorization.

425339441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 35.

The square root of 425339441 is about 20623.7591384306. The cubic root of 425339441 is about 752.0474078165.

The spelling of 425339441 in words is "four hundred twenty-five million, three hundred thirty-nine thousand, four hundred forty-one".