1442042737 has 2 divisors, whose sum is σ = 1442042738. Its totient is φ = 1442042736.

The previous prime is 1442042713. The next prime is 1442042741. The reversal of 1442042737 is 7372402441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 862244496 + 579798241 = 29364^2 + 24079^2 .

It is a cyclic number.

It is not a de Polignac number, because 1442042737 - 2¹⁵ = 1442009969 is a prime.

It is not a weakly prime, because it can be changed into another prime (1442042137) 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, 721021368 + 721021369.

It is an arithmetic number, because the mean of its divisors is an integer number (721021369).

Almost surely, 2^1442042737 is an apocalyptic number.

It is an amenable number.

1442042737 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442042737 is an equidigital number, since it uses as much as digits as its factorization.

1442042737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 1442042737 is about 37974.2378067026. The cubic root of 1442042737 is about 1129.7769515641.

The spelling of 1442042737 in words is "one billion, four hundred forty-two million, forty-two thousand, seven hundred thirty-seven".