1442652439 has 2 divisors, whose sum is σ = 1442652440. Its totient is φ = 1442652438.

The previous prime is 1442652427. The next prime is 1442652443. The reversal of 1442652439 is 9342562441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1442652439 - 2¹⁵ = 1442619671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1442652839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721326219 + 721326220.

It is an arithmetic number, because the mean of its divisors is an integer number (721326220).

Almost surely, 2^1442652439 is an apocalyptic number.

1442652439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442652439 is an equidigital number, since it uses as much as digits as its factorization.

1442652439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 40.

The square root of 1442652439 is about 37982.2647955595. The cubic root of 1442652439 is about 1129.9361540140.

The spelling of 1442652439 in words is "one billion, four hundred forty-two million, six hundred fifty-two thousand, four hundred thirty-nine".