1404321222543 has 4 divisors (see below), whose sum is σ = 1872428296728. Its totient is φ = 936214148360.

The previous prime is 1404321222517. The next prime is 1404321222599. The reversal of 1404321222543 is 3452221234041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1404321222543 - 2¹⁰ = 1404321221519 is a prime.

It is a super-2 number, since 2×1404321222543² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404321220543) 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, 234053537088 + ... + 234053537093.

It is an arithmetic number, because the mean of its divisors is an integer number (468107074182).

Almost surely, 2^{1404321222543} is an apocalyptic number.

1404321222543 is a deficient number, since it is larger than the sum of its proper divisors (468107074185).

1404321222543 is an equidigital number, since it uses as much as digits as its factorization.

1404321222543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468107074184.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 1404321222543 its reverse (3452221234041), we get a palindrome (4856542456584).

The spelling of 1404321222543 in words is "one trillion, four hundred four billion, three hundred twenty-one million, two hundred twenty-two thousand, five hundred forty-three".