11130253513 has 4 divisors (see below), whose sum is σ = 11144957380. Its totient is φ = 11115549648.

The previous prime is 11130253507. The next prime is 11130253517. The reversal of 11130253513 is 31535203111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31535203111 = 39791 ⋅792521.

It can be written as a sum of positive squares in 2 ways, for example, as 2828856969 + 8301396544 = 53187^2 + 91112^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11130253513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11130253517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7350798 + ... + 7352311.

It is an arithmetic number, because the mean of its divisors is an integer number (2786239345).

Almost surely, 2^11130253513 is an apocalyptic number.

It is an amenable number.

11130253513 is a deficient number, since it is larger than the sum of its proper divisors (14703867).

11130253513 is an equidigital number, since it uses as much as digits as its factorization.

11130253513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14703866.

The product of its (nonzero) digits is 1350, while the sum is 25.

Adding to 11130253513 its reverse (31535203111), we get a palindrome (42665456624).

The spelling of 11130253513 in words is "eleven billion, one hundred thirty million, two hundred fifty-three thousand, five hundred thirteen".