1401044120403 has 32 divisors (see below), whose sum is σ = 1925994310656. Its totient is φ = 905629413888.

The previous prime is 1401044120401. The next prime is 1401044120407. The reversal of 1401044120403 is 3040214401041.

It is not a de Polignac number, because 1401044120403 - 2¹ = 1401044120401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1401044120401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2863626 + ... + 3316992.

It is an arithmetic number, because the mean of its divisors is an integer number (60187322208).

Almost surely, 2^{1401044120403} is an apocalyptic number.

1401044120403 is a deficient number, since it is larger than the sum of its proper divisors (524950190253).

1401044120403 is a wasteful number, since it uses less digits than its factorization.

1401044120403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453683.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1401044120403 its reverse (3040214401041), we get a palindrome (4441258521444).

The spelling of 1401044120403 in words is "one trillion, four hundred one billion, forty-four million, one hundred twenty thousand, four hundred three".