11414350421 has 4 divisors (see below), whose sum is σ = 11422339500. Its totient is φ = 11406361344.

The previous prime is 11414350411. The next prime is 11414350447. The reversal of 11414350421 is 12405341411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12405341411 = 4463 ⋅2779597.

It can be written as a sum of positive squares in 2 ways, for example, as 1297008196 + 10117342225 = 36014^2 + 100585^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11414350421 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 (11414350411) 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, 3992396 + ... + 3995253.

It is an arithmetic number, because the mean of its divisors is an integer number (2855584875).

Almost surely, 2^11414350421 is an apocalyptic number.

It is an amenable number.

11414350421 is a deficient number, since it is larger than the sum of its proper divisors (7989079).

11414350421 is an equidigital number, since it uses as much as digits as its factorization.

11414350421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7989078.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 11414350421 its reverse (12405341411), we get a palindrome (23819691832).

The spelling of 11414350421 in words is "eleven billion, four hundred fourteen million, three hundred fifty thousand, four hundred twenty-one".