11051331 has 8 divisors (see below), whose sum is σ = 15510720. Its totient is φ = 6979752.

The previous prime is 11051329. The next prime is 11051351. The reversal of 11051331 is 13315011.

11051331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11051331 - 2¹ = 11051329 is a prime.

It is a super-2 number, since 2×11051331² = 244263833743122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11051331.

It is not an unprimeable number, because it can be changed into a prime (11051321) 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, 96885 + ... + 96998.

It is an arithmetic number, because the mean of its divisors is an integer number (1938840).

Almost surely, 2^11051331 is an apocalyptic number.

11051331 is a deficient number, since it is larger than the sum of its proper divisors (4459389).

11051331 is a wasteful number, since it uses less digits than its factorization.

11051331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193905.

The product of its (nonzero) digits is 45, while the sum is 15.

The square root of 11051331 is about 3324.3542230033. The cubic root of 11051331 is about 222.7434090817.

Adding to 11051331 its reverse (13315011), we get a palindrome (24366342).

The spelling of 11051331 in words is "eleven million, fifty-one thousand, three hundred thirty-one".