1441431427 has 2 divisors, whose sum is σ = 1441431428. Its totient is φ = 1441431426.

The previous prime is 1441431401. The next prime is 1441431473. The reversal of 1441431427 is 7241341441.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1441431427 - 2¹⁵ = 1441398659 is a prime.

It is not a weakly prime, because it can be changed into another prime (1441431127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720715713 + 720715714.

It is an arithmetic number, because the mean of its divisors is an integer number (720715714).

Almost surely, 2^1441431427 is an apocalyptic number.

1441431427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1441431427 is an equidigital number, since it uses as much as digits as its factorization.

1441431427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10752, while the sum is 31.

The square root of 1441431427 is about 37966.1879440114. The cubic root of 1441431427 is about 1129.6172841825.

Adding to 1441431427 its reverse (7241341441), we get a palindrome (8682772868).

The spelling of 1441431427 in words is "one billion, four hundred forty-one million, four hundred thirty-one thousand, four hundred twenty-seven".