1441451513 has 8 divisors (see below), whose sum is σ = 1480884168. Its totient is φ = 1402043904.

The previous prime is 1441451509. The next prime is 1441451519. The reversal of 1441451513 is 3151541441.

It can be written as a sum of positive squares in 4 ways, for example, as 777461689 + 663989824 = 27883^2 + 25768^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1441451513 - 2² = 1441451509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1441451519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222995 + ... + 229367.

It is an arithmetic number, because the mean of its divisors is an integer number (185110521).

Almost surely, 2^1441451513 is an apocalyptic number.

It is an amenable number.

1441451513 is a deficient number, since it is larger than the sum of its proper divisors (39432655).

1441451513 is an equidigital number, since it uses as much as digits as its factorization.

1441451513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12523.

The product of its digits is 4800, while the sum is 29.

The square root of 1441451513 is about 37966.4524679354. The cubic root of 1441451513 is about 1129.6225311398.

Adding to 1441451513 its reverse (3151541441), we get a palindrome (4592992954).

The spelling of 1441451513 in words is "one billion, four hundred forty-one million, four hundred fifty-one thousand, five hundred thirteen".