1401201241441 has 4 divisors (see below), whose sum is σ = 1401206890500. Its totient is φ = 1401195592384.

The previous prime is 1401201241417. The next prime is 1401201241471. The reversal of 1401201241441 is 1441421021041.

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 16248855841 + 1384952385600 = 127471^2 + 1176840^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401201241441 - 2⁵ = 1401201241409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401201241471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2434516 + ... + 2954533.

It is an arithmetic number, because the mean of its divisors is an integer number (350301722625).

Almost surely, 2^{1401201241441} is an apocalyptic number.

It is an amenable number.

1401201241441 is a deficient number, since it is larger than the sum of its proper divisors (5649059).

1401201241441 is an equidigital number, since it uses as much as digits as its factorization.

1401201241441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5649058.

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 1401201241441 its reverse (1441421021041), we get a palindrome (2842622262482).

The spelling of 1401201241441 in words is "one trillion, four hundred one billion, two hundred one million, two hundred forty-one thousand, four hundred forty-one".