11572345 has 8 divisors (see below), whose sum is σ = 13925376. Its totient is φ = 9232176.

The previous prime is 11572343. The next prime is 11572369. The reversal of 11572345 is 54327511.

It is a happy number.

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 11572345 - 2¹ = 11572343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11572343) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1107 + ... + 4936.

It is an arithmetic number, because the mean of its divisors is an integer number (1740672).

Almost surely, 2^11572345 is an apocalyptic number.

It is an amenable number.

11572345 is a deficient number, since it is larger than the sum of its proper divisors (2353031).

11572345 is an equidigital number, since it uses as much as digits as its factorization.

11572345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6431.

The product of its digits is 4200, while the sum is 28.

The square root of 11572345 is about 3401.8149567547. The cubic root of 11572345 is about 226.1902032587.

Adding to 11572345 its reverse (54327511), we get a palindrome (65899856).

The spelling of 11572345 in words is "eleven million, five hundred seventy-two thousand, three hundred forty-five".