1411444240 has 20 divisors (see below), whose sum is σ = 3281608044. Its totient is φ = 564577664.

The previous prime is 1411444231. The next prime is 1411444247. The reversal of 1411444240 is 424441141.

It can be written as a sum of positive squares in 2 ways, for example, as 951599104 + 459845136 = 30848^2 + 21444^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (1411444247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8821447 + ... + 8821606.

Almost surely, 2^1411444240 is an apocalyptic number.

1411444240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1411444240 is an abundant number, since it is smaller than the sum of its proper divisors (1870163804).

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

1411444240 is a wasteful number, since it uses less digits than its factorization.

1411444240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17643066 (or 17643060 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 1411444240 is about 37569.1926982734. The cubic root of 1411444240 is about 1121.7288986734.

Adding to 1411444240 its reverse (424441141), we get a palindrome (1835885381).

The spelling of 1411444240 in words is "one billion, four hundred eleven million, four hundred forty-four thousand, two hundred forty".