14404235421131 has 4 divisors (see below), whose sum is σ = 14648375004600. Its totient is φ = 14160095837664.

The previous prime is 14404235421097. The next prime is 14404235421139. The reversal of 14404235421131 is 13112453240441.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14404235421131 is a prime.

It is a super-2 number, since 2×14404235421131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14404235421091 and 14404235421100.

It is not an unprimeable number, because it can be changed into a prime (14404235421139) 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, 122069791646 + ... + 122069791763.

It is an arithmetic number, because the mean of its divisors is an integer number (3662093751150).

Almost surely, 2^{14404235421131} is an apocalyptic number.

14404235421131 is a deficient number, since it is larger than the sum of its proper divisors (244139583469).

14404235421131 is an equidigital number, since it uses as much as digits as its factorization.

14404235421131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244139583468.

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 14404235421131 its reverse (13112453240441), we get a palindrome (27516688661572).

The spelling of 14404235421131 in words is "fourteen trillion, four hundred four billion, two hundred thirty-five million, four hundred twenty-one thousand, one hundred thirty-one".