1441303440 has 80 divisors (see below), whose sum is σ = 4474082688. Its totient is φ = 383827968.

The previous prime is 1441303433. The next prime is 1441303447. The reversal of 1441303440 is 443031441.

It is an interprime number because it is at equal distance from previous prime (1441303433) and next prime (1441303447).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1441303440.

It is not an unprimeable number, because it can be changed into a prime (1441303447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193872 + ... + 201168.

Almost surely, 2^1441303440 is an apocalyptic number.

1441303440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1441303440 is an abundant number, since it is smaller than the sum of its proper divisors (3032779248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1441303440 is a wasteful number, since it uses less digits than its factorization.

1441303440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8136 (or 8130 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1441303440 is about 37964.5023673431. The cubic root of 1441303440 is about 1129.5838496850.

Adding to 1441303440 its reverse (443031441), we get a palindrome (1884334881).

The spelling of 1441303440 in words is "one billion, four hundred forty-one million, three hundred three thousand, four hundred forty".