11321245 has 32 divisors (see below), whose sum is σ = 15724800. Its totient is φ = 7755264.

The previous prime is 11321243. The next prime is 11321251. The reversal of 11321245 is 54212311.

It is a cyclic number.

It is not a de Polignac number, because 11321245 - 2¹ = 11321243 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109864 + ... + 109966.

It is an arithmetic number, because the mean of its divisors is an integer number (491400).

Almost surely, 2^11321245 is an apocalyptic number.

It is an amenable number.

11321245 is a deficient number, since it is larger than the sum of its proper divisors (4403555).

11321245 is a wasteful number, since it uses less digits than its factorization.

11321245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229.

The product of its digits is 240, while the sum is 19.

The square root of 11321245 is about 3364.7057820856. The cubic root of 11321245 is about 224.5422463043.

Adding to 11321245 its reverse (54212311), we get a palindrome (65533556).

The spelling of 11321245 in words is "eleven million, three hundred twenty-one thousand, two hundred forty-five".