1442033113 has 4 divisors (see below), whose sum is σ = 1442206900. Its totient is φ = 1441859328.

The previous prime is 1442033083. The next prime is 1442033123. The reversal of 1442033113 is 3113302441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1069813264 + 372219849 = 32708^2 + 19293^2 .

It is a cyclic number.

It is not a de Polignac number, because 1442033113 - 2⁵ = 1442033081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1442033123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73788 + ... + 91261.

It is an arithmetic number, because the mean of its divisors is an integer number (360551725).

Almost surely, 2^1442033113 is an apocalyptic number.

It is an amenable number.

1442033113 is a deficient number, since it is larger than the sum of its proper divisors (173787).

1442033113 is an equidigital number, since it uses as much as digits as its factorization.

1442033113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173786.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1442033113 is about 37974.1110890038. Note that the first 3 decimals coincide. The cubic root of 1442033113 is about 1129.7744382318.

Adding to 1442033113 its reverse (3113302441), we get a palindrome (4555335554).

The spelling of 1442033113 in words is "one billion, four hundred forty-two million, thirty-three thousand, one hundred thirteen".