11412021 has 8 divisors (see below), whose sum is σ = 15627424. Its totient is φ = 7402320.

The previous prime is 11412019. The next prime is 11412029. The reversal of 11412021 is 12021411.

It is a happy number.

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

It is not a de Polignac number, because 11412021 - 2¹ = 11412019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11411988 and 11412006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11412029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51295 + ... + 51516.

It is an arithmetic number, because the mean of its divisors is an integer number (1953428).

Almost surely, 2^11412021 is an apocalyptic number.

It is an amenable number.

11412021 is a deficient number, since it is larger than the sum of its proper divisors (4215403).

11412021 is a wasteful number, since it uses less digits than its factorization.

11412021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102851.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 11412021 is about 3378.1682906569. The cubic root of 11412021 is about 225.1407908959.

Adding to 11412021 its reverse (12021411), we get a palindrome (23433432).

The spelling of 11412021 in words is "eleven million, four hundred twelve thousand, twenty-one".