11414100421 has 4 divisors (see below), whose sum is σ = 11414346700. Its totient is φ = 11413854144.

The previous prime is 11414100409. The next prime is 11414100431. The reversal of 11414100421 is 12400141411.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4653149796 + 6760950625 = 68214^2 + 82225^2 .

It is a cyclic number.

It is not a de Polignac number, because 11414100421 - 2¹¹ = 11414098373 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 (11414100431) 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, 30276 + ... + 154093.

It is an arithmetic number, because the mean of its divisors is an integer number (2853586675).

Almost surely, 2^11414100421 is an apocalyptic number.

It is an amenable number.

11414100421 is a deficient number, since it is larger than the sum of its proper divisors (246279).

11414100421 is an equidigital number, since it uses as much as digits as its factorization.

11414100421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246278.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11414100421 its reverse (12400141411), we get a palindrome (23814241832).

The spelling of 11414100421 in words is "eleven billion, four hundred fourteen million, one hundred thousand, four hundred twenty-one".