1401044404413 has 4 divisors (see below), whose sum is σ = 1868059205888. Its totient is φ = 934029602940.

The previous prime is 1401044404391. The next prime is 1401044404421. The reversal of 1401044404413 is 3144044401041.

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 not a de Polignac number, because 1401044404413 - 2¹⁷ = 1401044273341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401044404453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233507400733 + ... + 233507400738.

It is an arithmetic number, because the mean of its divisors is an integer number (467014801472).

Almost surely, 2^{1401044404413} is an apocalyptic number.

It is an amenable number.

1401044404413 is a deficient number, since it is larger than the sum of its proper divisors (467014801475).

1401044404413 is an equidigital number, since it uses as much as digits as its factorization.

1401044404413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467014801474.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 1401044404413 its reverse (3144044401041), we get a palindrome (4545088805454).

The spelling of 1401044404413 in words is "one trillion, four hundred one billion, forty-four million, four hundred four thousand, four hundred thirteen".