11835513 has 12 divisors (see below), whose sum is σ = 17125888. Its totient is φ = 7876440.

The previous prime is 11835503. The next prime is 11835529. The reversal of 11835513 is 31553811.

11835513 is a `hidden beast` number, since 118 + 35 + 513 = 666.

11835513 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11835513 - 2⁴ = 11835497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11835503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8256 + ... + 9582.

Almost surely, 2^11835513 is an apocalyptic number.

It is an amenable number.

11835513 is a deficient number, since it is larger than the sum of its proper divisors (5290375).

11835513 is a wasteful number, since it uses less digits than its factorization.

11835513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2324 (or 2321 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 11835513 is about 3440.2780410891. The cubic root of 11835513 is about 227.8919732940.

The spelling of 11835513 in words is "eleven million, eight hundred thirty-five thousand, five hundred thirteen".