1441303313 has 4 divisors (see below), whose sum is σ = 1461047268. Its totient is φ = 1421559360.

The previous prime is 1441303307. The next prime is 1441303327. The reversal of 1441303313 is 3133031441.

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 420373009 + 1020930304 = 20503^2 + 31952^2 .

It is a cyclic number.

It is not a de Polignac number, because 1441303313 - 2⁶ = 1441303249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1441303013) 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, 9871868 + ... + 9872013.

It is an arithmetic number, because the mean of its divisors is an integer number (365261817).

Almost surely, 2^1441303313 is an apocalyptic number.

It is an amenable number.

1441303313 is a deficient number, since it is larger than the sum of its proper divisors (19743955).

1441303313 is an equidigital number, since it uses as much as digits as its factorization.

1441303313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19743954.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1441303313 is about 37964.5006947280. The cubic root of 1441303313 is about 1129.5838165073.

Adding to 1441303313 its reverse (3133031441), we get a palindrome (4574334754).

The spelling of 1441303313 in words is "one billion, four hundred forty-one million, three hundred three thousand, three hundred thirteen".