1444240106 has 4 divisors (see below), whose sum is σ = 2166360162. Its totient is φ = 722120052.

The previous prime is 1444240093. The next prime is 1444240139. The reversal of 1444240106 is 6010424441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6010424441 = 7 ⋅858632063.

It can be written as a sum of positive squares in only one way, i.e., 1359765625 + 84474481 = 36875^2 + 9191^2 .

It is a super-3 number, since 3×1444240106³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361060025 + ... + 361060028.

Almost surely, 2^1444240106 is an apocalyptic number.

1444240106 is a deficient number, since it is larger than the sum of its proper divisors (722120056).

1444240106 is an equidigital number, since it uses as much as digits as its factorization.

1444240106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722120055.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 1444240106 is about 38003.1591581542. The cubic root of 1444240106 is about 1130.3505076034.

Adding to 1444240106 its reverse (6010424441), we get a palindrome (7454664547).

The spelling of 1444240106 in words is "one billion, four hundred forty-four million, two hundred forty thousand, one hundred six".