11152170245 has 4 divisors (see below), whose sum is σ = 13382604300. Its totient is φ = 8921736192.

The previous prime is 11152170229. The next prime is 11152170269. The reversal of 11152170245 is 54207125111.

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 3105721441 + 8046448804 = 55729^2 + 89702^2 .

It is a cyclic number.

It is not a de Polignac number, because 11152170245 - 2⁴ = 11152170229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1115217020 + ... + 1115217029.

It is an arithmetic number, because the mean of its divisors is an integer number (3345651075).

Almost surely, 2^11152170245 is an apocalyptic number.

It is an amenable number.

11152170245 is a deficient number, since it is larger than the sum of its proper divisors (2230434055).

11152170245 is an equidigital number, since it uses as much as digits as its factorization.

11152170245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230434054.

The product of its (nonzero) digits is 2800, while the sum is 29.

Adding to 11152170245 its reverse (54207125111), we get a palindrome (65359295356).

The spelling of 11152170245 in words is "eleven billion, one hundred fifty-two million, one hundred seventy thousand, two hundred forty-five".