11121029 has 4 divisors (see below), whose sum is σ = 11604576. Its totient is φ = 10637484.

The previous prime is 11120981. The next prime is 11121037. The reversal of 11121029 is 92012111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 92012111 = 101 ⋅911011.

It is a cyclic number.

It is not a de Polignac number, because 11121029 - 2¹⁶ = 11055493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11120998 and 11121016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121329) 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 3 ways as a sum of consecutive naturals, for example, 241739 + ... + 241784.

It is an arithmetic number, because the mean of its divisors is an integer number (2901144).

Almost surely, 2^11121029 is an apocalyptic number.

It is an amenable number.

11121029 is a deficient number, since it is larger than the sum of its proper divisors (483547).

11121029 is an equidigital number, since it uses as much as digits as its factorization.

11121029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483546.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 11121029 is about 3334.8206848345. The cubic root of 11121029 is about 223.2106905655.

It can be divided in two parts, 1112102 and 9, that added together give a palindrome (1112111).

The spelling of 11121029 in words is "eleven million, one hundred twenty-one thousand, twenty-nine".