1440541243241 has 4 divisors (see below), whose sum is σ = 1503173471232. Its totient is φ = 1377909015252.

The previous prime is 1440541243231. The next prime is 1440541243303. The reversal of 1440541243241 is 1423421450441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1440541243241 - 2¹⁴ = 1440541226857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1440541243231) 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, 31316113961 + ... + 31316114006.

It is an arithmetic number, because the mean of its divisors is an integer number (375793367808).

Almost surely, 2^{1440541243241} is an apocalyptic number.

It is an amenable number.

1440541243241 is a deficient number, since it is larger than the sum of its proper divisors (62632227991).

1440541243241 is an equidigital number, since it uses as much as digits as its factorization.

1440541243241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62632227990.

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 1440541243241 its reverse (1423421450441), we get a palindrome (2863962693682).

The spelling of 1440541243241 in words is "one trillion, four hundred forty billion, five hundred forty-one million, two hundred forty-three thousand, two hundred forty-one".