11414432021 has 8 divisors (see below), whose sum is σ = 11695075224. Its totient is φ = 11133895680.

The previous prime is 11414432017. The next prime is 11414432023. The reversal of 11414432021 is 12023441411.

It can be written as a sum of positive squares in 4 ways, for example, as 5467863025 + 5946568996 = 73945^2 + 77114^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11414432021 - 2² = 11414432017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11414432023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216371 + ... + 263903.

It is an arithmetic number, because the mean of its divisors is an integer number (1461884403).

Almost surely, 2^11414432021 is an apocalyptic number.

It is an amenable number.

11414432021 is a deficient number, since it is larger than the sum of its proper divisors (280643203).

11414432021 is an equidigital number, since it uses as much as digits as its factorization.

11414432021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53431.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11414432021 its reverse (12023441411), we get a palindrome (23437873432).

The spelling of 11414432021 in words is "eleven billion, four hundred fourteen million, four hundred thirty-two thousand, twenty-one".