11130513552 has 30 divisors (see below), whose sum is σ = 31149979302. Its totient is φ = 3710171136.

The previous prime is 11130513551. The next prime is 11130513613. The reversal of 11130513552 is 25531503111.

11130513552 is a `hidden beast` number, since 1 + 1 + 1 + 305 + 1 + 355 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10969629696 + 160883856 = 104736^2 + 12684^2 .

It is not an unprimeable number, because it can be changed into a prime (11130513551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38647473 + ... + 38647760.

Almost surely, 2^11130513552 is an apocalyptic number.

11130513552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11130513552 is an abundant number, since it is smaller than the sum of its proper divisors (20019465750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11130513552 is a wasteful number, since it uses less digits than its factorization.

11130513552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77295247 (or 77295238 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The spelling of 11130513552 in words is "eleven billion, one hundred thirty million, five hundred thirteen thousand, five hundred fifty-two".