1441003513 has 4 divisors (see below), whose sum is σ = 1441805428. Its totient is φ = 1440201600.

The previous prime is 1441003489. The next prime is 1441003519. The reversal of 1441003513 is 3153001441.

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 48818169 + 1392185344 = 6987^2 + 37312^2 .

It is a cyclic number.

It is not a de Polignac number, because 1441003513 - 2⁹ = 1441003001 is a prime.

It is a super-2 number, since 2×1441003513² = 4152982248956682338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1441003519) 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, 398256 + ... + 401857.

It is an arithmetic number, because the mean of its divisors is an integer number (360451357).

Almost surely, 2^1441003513 is an apocalyptic number.

It is an amenable number.

1441003513 is a deficient number, since it is larger than the sum of its proper divisors (801915).

1441003513 is an equidigital number, since it uses as much as digits as its factorization.

1441003513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801914.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1441003513 is about 37960.5520639519. The cubic root of 1441003513 is about 1129.5054909372.

Adding to 1441003513 its reverse (3153001441), we get a palindrome (4594004954).

The spelling of 1441003513 in words is "one billion, four hundred forty-one million, three thousand, five hundred thirteen".