1144441042 has 4 divisors (see below), whose sum is σ = 1716661566. Its totient is φ = 572220520.

The previous prime is 1144441027. The next prime is 1144441057. The reversal of 1144441042 is 2401444411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2401444411 = 37 ⋅64903903.

It is an interprime number because it is at equal distance from previous prime (1144441027) and next prime (1144441057).

It can be written as a sum of positive squares in only one way, i.e., 890962801 + 253478241 = 29849^2 + 15921^2 .

It is a super-2 number, since 2×1144441042² = 2619490597228091528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1144440998 and 1144441016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286110259 + ... + 286110262.

Almost surely, 2^1144441042 is an apocalyptic number.

1144441042 is a deficient number, since it is larger than the sum of its proper divisors (572220524).

1144441042 is an equidigital number, since it uses as much as digits as its factorization.

1144441042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572220523.

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 1144441042 is about 33829.5882623481. The cubic root of 1144441042 is about 1045.9986917885.

Adding to 1144441042 its reverse (2401444411), we get a palindrome (3545885453).

The spelling of 1144441042 in words is "one billion, one hundred forty-four million, four hundred forty-one thousand, forty-two".