11622121 has 8 divisors (see below), whose sum is σ = 13380480. Its totient is φ = 9888288.

The previous prime is 11622103. The next prime is 11622131. The reversal of 11622121 is 12122611.

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 11622121 - 2⁹ = 11621609 is a prime.

It is a Duffinian number.

11622121 is a modest number, since divided by 2121 gives 1162 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 11622095 and 11622104.

It is not an unprimeable number, because it can be changed into a prime (11622131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5101 + ... + 7018.

It is an arithmetic number, because the mean of its divisors is an integer number (1672560).

Almost surely, 2^11622121 is an apocalyptic number.

It is an amenable number.

11622121 is a deficient number, since it is larger than the sum of its proper divisors (1758359).

11622121 is a wasteful number, since it uses less digits than its factorization.

11622121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12263.

The product of its digits is 48, while the sum is 16.

The square root of 11622121 is about 3409.1232010592. The cubic root of 11622121 is about 226.5140425355.

Adding to 11622121 its reverse (12122611), we get a palindrome (23744732).

The spelling of 11622121 in words is "eleven million, six hundred twenty-two thousand, one hundred twenty-one".