1420324441 has 2 divisors, whose sum is σ = 1420324442. Its totient is φ = 1420324440.

The previous prime is 1420324421. The next prime is 1420324457. The reversal of 1420324441 is 1444230241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 881852416 + 538472025 = 29696^2 + 23205^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420324441 - 2²¹ = 1418227289 is a prime.

It is not a weakly prime, because it can be changed into another prime (1420324421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710162220 + 710162221.

It is an arithmetic number, because the mean of its divisors is an integer number (710162221).

Almost surely, 2^1420324441 is an apocalyptic number.

It is an amenable number.

1420324441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420324441 is an equidigital number, since it uses as much as digits as its factorization.

1420324441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1420324441 is about 37687.1920020582. The cubic root of 1420324441 is about 1124.0764610815.

Adding to 1420324441 its reverse (1444230241), we get a palindrome (2864554682).

The spelling of 1420324441 in words is "one billion, four hundred twenty million, three hundred twenty-four thousand, four hundred forty-one".