11213065 has 8 divisors (see below), whose sum is σ = 13582080. Its totient is φ = 8886192.

The previous prime is 11213063. The next prime is 11213071. The reversal of 11213065 is 56031211.

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

It is a cyclic number.

It is not a de Polignac number, because 11213065 - 2¹ = 11213063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11213063) 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, 9945 + ... + 11014.

It is an arithmetic number, because the mean of its divisors is an integer number (1697760).

Almost surely, 2^11213065 is an apocalyptic number.

It is an amenable number.

11213065 is a deficient number, since it is larger than the sum of its proper divisors (2369015).

11213065 is a wasteful number, since it uses less digits than its factorization.

11213065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21071.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 11213065 is about 3348.5914949423. The cubic root of 11213065 is about 223.8247526518.

Adding to 11213065 its reverse (56031211), we get a palindrome (67244276).

It can be divided in two parts, 1121 and 3065, that added together give a triangular number (4186 = T₉₁).

The spelling of 11213065 in words is "eleven million, two hundred thirteen thousand, sixty-five".