1142430334447 has 2 divisors, whose sum is σ = 1142430334448. Its totient is φ = 1142430334446.

The previous prime is 1142430334421. The next prime is 1142430334453. The reversal of 1142430334447 is 7444330342411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1142430334447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142430332447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571215167223 + 571215167224.

It is an arithmetic number, because the mean of its divisors is an integer number (571215167224).

Almost surely, 2^{1142430334447} is an apocalyptic number.

1142430334447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142430334447 is an equidigital number, since it uses as much as digits as its factorization.

1142430334447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 40.

Adding to 1142430334447 its reverse (7444330342411), we get a palindrome (8586760676858).

The spelling of 1142430334447 in words is "one trillion, one hundred forty-two billion, four hundred thirty million, three hundred thirty-four thousand, four hundred forty-seven".