11371345 has 4 divisors (see below), whose sum is σ = 13645620. Its totient is φ = 9097072.

The previous prime is 11371337. The next prime is 11371379. The reversal of 11371345 is 54317311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4194304 + 7177041 = 2048^2 + 2679^2 .

It is a cyclic number.

It is not a de Polignac number, because 11371345 - 2³ = 11371337 is a prime.

It is an unprimeable number.

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, 1137130 + ... + 1137139.

It is an arithmetic number, because the mean of its divisors is an integer number (3411405).

Almost surely, 2^11371345 is an apocalyptic number.

It is an amenable number.

11371345 is a deficient number, since it is larger than the sum of its proper divisors (2274275).

11371345 is an equidigital number, since it uses as much as digits as its factorization.

11371345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274274.

The product of its digits is 1260, while the sum is 25.

The square root of 11371345 is about 3372.1424940236. The cubic root of 11371345 is about 224.8729818065.

Adding to 11371345 its reverse (54317311), we get a palindrome (65688656).

The spelling of 11371345 in words is "eleven million, three hundred seventy-one thousand, three hundred forty-five".