11152225813 has 4 divisors (see below), whose sum is σ = 11309299488. Its totient is φ = 10995152140.

The previous prime is 11152225793. The next prime is 11152225823. The reversal of 11152225813 is 31852225111.

It is a happy number.

11152225813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31852225111 = 7 ⋅4550317873.

It is a cyclic number.

It is not a de Polignac number, because 11152225813 - 2⁵ = 11152225781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11152225823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78536731 + ... + 78536872.

It is an arithmetic number, because the mean of its divisors is an integer number (2827324872).

Almost surely, 2^11152225813 is an apocalyptic number.

It is an amenable number.

11152225813 is a deficient number, since it is larger than the sum of its proper divisors (157073675).

11152225813 is an equidigital number, since it uses as much as digits as its factorization.

11152225813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157073674.

The product of its digits is 4800, while the sum is 31.

The spelling of 11152225813 in words is "eleven billion, one hundred fifty-two million, two hundred twenty-five thousand, eight hundred thirteen".