11121135 has 8 divisors (see below), whose sum is σ = 17793840. Its totient is φ = 5931264.

The previous prime is 11121083. The next prime is 11121139. The reversal of 11121135 is 53112111.

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

It is not a de Polignac number, because 11121135 - 2¹³ = 11112943 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 741409 = 11121135 / (1 + 1 + 1 + 2 + 1 + 1 + 3 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121139) 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, 370690 + ... + 370719.

It is an arithmetic number, because the mean of its divisors is an integer number (2224230).

Almost surely, 2^11121135 is an apocalyptic number.

11121135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11121135 is a deficient number, since it is larger than the sum of its proper divisors (6672705).

11121135 is an equidigital number, since it uses as much as digits as its factorization.

11121135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741417.

The product of its digits is 30, while the sum is 15.

The square root of 11121135 is about 3334.8365777051. The cubic root of 11121135 is about 223.2113997402.

Adding to 11121135 its reverse (53112111), we get a palindrome (64233246).

The spelling of 11121135 in words is "eleven million, one hundred twenty-one thousand, one hundred thirty-five".