11333145 has 16 divisors (see below), whose sum is σ = 18185472. Its totient is φ = 6026880.

The previous prime is 11333131. The next prime is 11333167. The reversal of 11333145 is 54133311.

It is not a de Polignac number, because 11333145 - 2⁶ = 11333081 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 5589 + ... + 7341.

It is an arithmetic number, because the mean of its divisors is an integer number (1136592).

Almost surely, 2^11333145 is an apocalyptic number.

11333145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11333145 is a deficient number, since it is larger than the sum of its proper divisors (6852327).

11333145 is a wasteful number, since it uses less digits than its factorization.

11333145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192.

The product of its digits is 540, while the sum is 21.

The square root of 11333145 is about 3366.4736743364. The cubic root of 11333145 is about 224.6208924562.

Adding to 11333145 its reverse (54133311), we get a palindrome (65466456).

It can be divided in two parts, 1133 and 3145, that added together give a triangular number (4278 = T₉₂).

The spelling of 11333145 in words is "eleven million, three hundred thirty-three thousand, one hundred forty-five".