11530859 has 4 divisors (see below), whose sum is σ = 11633016. Its totient is φ = 11428704.

The previous prime is 11530829. The next prime is 11530873. The reversal of 11530859 is 95803511.

11530859 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95803511 = 41 ⋅2336671.

It is a cyclic number.

It is not a de Polignac number, because 11530859 - 2¹² = 11526763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11530829) 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, 50909 + ... + 51134.

It is an arithmetic number, because the mean of its divisors is an integer number (2908254).

Almost surely, 2^11530859 is an apocalyptic number.

11530859 is a deficient number, since it is larger than the sum of its proper divisors (102157).

11530859 is a wasteful number, since it uses less digits than its factorization.

11530859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102156.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 11530859 is about 3395.7118546779. The cubic root of 11530859 is about 225.9195879115.

The spelling of 11530859 in words is "eleven million, five hundred thirty thousand, eight hundred fifty-nine".