11130251045 has 4 divisors (see below), whose sum is σ = 13356301260. Its totient is φ = 8904200832.

The previous prime is 11130251023. The next prime is 11130251051. The reversal of 11130251045 is 54015203111.

11130251045 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.

It can be written as a sum of positive squares in 2 ways, for example, as 2197921924 + 8932329121 = 46882^2 + 94511^2 .

It is a cyclic number.

It is not a de Polignac number, because 11130251045 - 2⁶ = 11130250981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11130251045.

It is a congruent number.

It is an unprimeable number.

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, 1113025100 + ... + 1113025109.

It is an arithmetic number, because the mean of its divisors is an integer number (3339075315).

Almost surely, 2^11130251045 is an apocalyptic number.

It is an amenable number.

11130251045 is a deficient number, since it is larger than the sum of its proper divisors (2226050215).

11130251045 is an equidigital number, since it uses as much as digits as its factorization.

11130251045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226050214.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 11130251045 its reverse (54015203111), we get a palindrome (65145454156).

The spelling of 11130251045 in words is "eleven billion, one hundred thirty million, two hundred fifty-one thousand, forty-five".