11320145 has 8 divisors (see below), whose sum is σ = 13691904. Its totient is φ = 8984304.

The previous prime is 11320129. The next prime is 11320151. The reversal of 11320145 is 54102311.

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 11320145 - 2⁴ = 11320129 is a prime.

It is a Duffinian number.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 8279 + ... + 9548.

It is an arithmetic number, because the mean of its divisors is an integer number (1711488).

Almost surely, 2^11320145 is an apocalyptic number.

It is an amenable number.

11320145 is a deficient number, since it is larger than the sum of its proper divisors (2371759).

11320145 is a wasteful number, since it uses less digits than its factorization.

11320145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17959.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 11320145 is about 3364.5423165715. The cubic root of 11320145 is about 224.5349737098.

Adding to 11320145 its reverse (54102311), we get a palindrome (65422456).

The spelling of 11320145 in words is "eleven million, three hundred twenty thousand, one hundred forty-five".