1441555425 has 18 divisors (see below), whose sum is σ = 2581986342. Its totient is φ = 768829440.

The previous prime is 1441555373. The next prime is 1441555433. The reversal of 1441555425 is 5245551441.

It can be written as a sum of positive squares in 3 ways, for example, as 450627984 + 990927441 = 21228^2 + 31479^2 .

It is not a de Polignac number, because 1441555425 - 2⁹ = 1441554913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1441555425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3203232 + ... + 3203681.

Almost surely, 2^1441555425 is an apocalyptic number.

1441555425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1441555425 is a deficient number, since it is larger than the sum of its proper divisors (1140430917).

1441555425 is a wasteful number, since it uses less digits than its factorization.

1441555425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6406929 (or 6406921 counting only the distinct ones).

The product of its digits is 80000, while the sum is 36.

The square root of 1441555425 is about 37967.8209145587. The cubic root of 1441555425 is about 1129.6496747320.

The spelling of 1441555425 in words is "one billion, four hundred forty-one million, five hundred fifty-five thousand, four hundred twenty-five".