1442245537 has 2 divisors, whose sum is σ = 1442245538. Its totient is φ = 1442245536.

The previous prime is 1442245531. The next prime is 1442245547. The reversal of 1442245537 is 7355422441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1338389056 + 103856481 = 36584^2 + 10191^2 .

It is a cyclic number.

It is not a de Polignac number, because 1442245537 - 2¹¹ = 1442243489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1442245496 and 1442245505.

It is not a weakly prime, because it can be changed into another prime (1442245531) 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, 721122768 + 721122769.

It is an arithmetic number, because the mean of its divisors is an integer number (721122769).

Almost surely, 2^1442245537 is an apocalyptic number.

It is an amenable number.

1442245537 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442245537 is an equidigital number, since it uses as much as digits as its factorization.

1442245537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 134400, while the sum is 37.

The square root of 1442245537 is about 37976.9079441705. The cubic root of 1442245537 is about 1129.8299107033.

Adding to 1442245537 its reverse (7355422441), we get a palindrome (8797667978).

The spelling of 1442245537 in words is "one billion, four hundred forty-two million, two hundred forty-five thousand, five hundred thirty-seven".