11155013625 has 64 divisors (see below), whose sum is σ = 21248368128. Its totient is φ = 5091091200.

The previous prime is 11155013591. The next prime is 11155013627. The reversal of 11155013625 is 52631055111.

It is not a de Polignac number, because 11155013625 - 2¹⁰ = 11155012601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11155013592 and 11155013601.

It is not an unprimeable number, because it can be changed into a prime (11155013627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1773987 + ... + 1780263.

It is an arithmetic number, because the mean of its divisors is an integer number (332005752).

Almost surely, 2^11155013625 is an apocalyptic number.

11155013625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11155013625 is a deficient number, since it is larger than the sum of its proper divisors (10093354503).

11155013625 is an equidigital number, since it uses as much as digits as its factorization.

11155013625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6979 (or 6969 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

Adding to 11155013625 its reverse (52631055111), we get a palindrome (63786068736).

The spelling of 11155013625 in words is "eleven billion, one hundred fifty-five million, thirteen thousand, six hundred twenty-five".