11129315 has 4 divisors (see below), whose sum is σ = 13355184. Its totient is φ = 8903448.

The previous prime is 11129297. The next prime is 11129323. The reversal of 11129315 is 51392111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11129315 - 2²² = 6935011 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1112927 + ... + 1112936.

It is an arithmetic number, because the mean of its divisors is an integer number (3338796).

Almost surely, 2^11129315 is an apocalyptic number.

11129315 is a deficient number, since it is larger than the sum of its proper divisors (2225869).

11129315 is an equidigital number, since it uses as much as digits as its factorization.

11129315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225868.

The product of its digits is 270, while the sum is 23.

The square root of 11129315 is about 3336.0627991691. The cubic root of 11129315 is about 223.2661130337.

It can be divided in two parts, 1112931 and 5, that multiplied together give a palindrome (5564655).

The spelling of 11129315 in words is "eleven million, one hundred twenty-nine thousand, three hundred fifteen".