1442142635 has 16 divisors (see below), whose sum is σ = 1745183232. Its totient is φ = 1144012800.

The previous prime is 1442142601. The next prime is 1442142641. The reversal of 1442142635 is 5362412441.

It is not a de Polignac number, because 1442142635 - 2⁶ = 1442142571 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 319595 + ... + 324075.

It is an arithmetic number, because the mean of its divisors is an integer number (109073952).

Almost surely, 2^1442142635 is an apocalyptic number.

1442142635 is a deficient number, since it is larger than the sum of its proper divisors (303040597).

1442142635 is a wasteful number, since it uses less digits than its factorization.

1442142635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5014.

The product of its digits is 23040, while the sum is 32.

The square root of 1442142635 is about 37975.5531230290. The cubic root of 1442142635 is about 1129.8030395223.

The spelling of 1442142635 in words is "one billion, four hundred forty-two million, one hundred forty-two thousand, six hundred thirty-five".