1434311243 has 2 divisors, whose sum is σ = 1434311244. Its totient is φ = 1434311242.

The previous prime is 1434311237. The next prime is 1434311251. The reversal of 1434311243 is 3421134341.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1434311243 - 2⁸ = 1434310987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1434311213) 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, 717155621 + 717155622.

It is an arithmetic number, because the mean of its divisors is an integer number (717155622).

Almost surely, 2^1434311243 is an apocalyptic number.

1434311243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434311243 is an equidigital number, since it uses as much as digits as its factorization.

1434311243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 26.

The square root of 1434311243 is about 37872.3017916788. The cubic root of 1434311243 is about 1127.7542373538.

Adding to 1434311243 its reverse (3421134341), we get a palindrome (4855445584).

The spelling of 1434311243 in words is "one billion, four hundred thirty-four million, three hundred eleven thousand, two hundred forty-three".