1442122115 has 16 divisors (see below), whose sum is σ = 1980054720. Its totient is φ = 987740160.

The previous prime is 1442122079. The next prime is 1442122153. The reversal of 1442122115 is 5112212441.

It is not a de Polignac number, because 1442122115 - 2³⁰ = 368380291 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7451 + ... + 54219.

It is an arithmetic number, because the mean of its divisors is an integer number (123753420).

Almost surely, 2^1442122115 is an apocalyptic number.

1442122115 is a deficient number, since it is larger than the sum of its proper divisors (537932605).

1442122115 is an equidigital number, since it uses as much as digits as its factorization.

1442122115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47662.

The product of its digits is 640, while the sum is 23.

The square root of 1442122115 is about 37975.2829482546. The cubic root of 1442122115 is about 1129.7976809057.

Adding to 1442122115 its reverse (5112212441), we get a palindrome (6554334556).

The spelling of 1442122115 in words is "one billion, four hundred forty-two million, one hundred twenty-two thousand, one hundred fifteen".