11825505 has 24 divisors (see below), whose sum is σ = 21577920. Its totient is φ = 5974560.

The previous prime is 11825497. The next prime is 11825531. The reversal of 11825505 is 50552811.

11825505 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11825505 - 2³ = 11825497 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6061 + ... + 7770.

It is an arithmetic number, because the mean of its divisors is an integer number (899080).

Almost surely, 2^11825505 is an apocalyptic number.

11825505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11825505 is a deficient number, since it is larger than the sum of its proper divisors (9752415).

11825505 is a wasteful number, since it uses less digits than its factorization.

11825505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13861 (or 13858 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

The square root of 11825505 is about 3438.8231998752. The cubic root of 11825505 is about 227.8277207339.

The spelling of 11825505 in words is "eleven million, eight hundred twenty-five thousand, five hundred five".