11301121 has 4 divisors (see below), whose sum is σ = 12170452. Its totient is φ = 10431792.

The previous prime is 11301109. The next prime is 11301127. The reversal of 11301121 is 12110311.

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 810000 + 10491121 = 900^2 + 3239^2 .

It is a cyclic number.

It is not a de Polignac number, because 11301121 - 2⁹ = 11300609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11301098 and 11301107.

It is not an unprimeable number, because it can be changed into a prime (11301127) 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, 434646 + ... + 434671.

It is an arithmetic number, because the mean of its divisors is an integer number (3042613).

Almost surely, 2^11301121 is an apocalyptic number.

It is an amenable number.

11301121 is a deficient number, since it is larger than the sum of its proper divisors (869331).

11301121 is an equidigital number, since it uses as much as digits as its factorization.

11301121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869330.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 11301121 is about 3361.7139973531. The cubic root of 11301121 is about 224.4091228949.

Adding to 11301121 its reverse (12110311), we get a palindrome (23411432).

The spelling of 11301121 in words is "eleven million, three hundred one thousand, one hundred twenty-one".