11580061 has 4 divisors (see below), whose sum is σ = 11617372. Its totient is φ = 11542752.

The previous prime is 11580053. The next prime is 11580071. The reversal of 11580061 is 16008511.

11580061 is digitally balanced in base 2, 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.

It can be written as a sum of positive squares in 2 ways, for example, as 3348900 + 8231161 = 1830^2 + 2869^2 .

It is a cyclic number.

It is not a de Polignac number, because 11580061 - 2³ = 11580053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11580011) 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, 18186 + ... + 18811.

It is an arithmetic number, because the mean of its divisors is an integer number (2904343).

Almost surely, 2^11580061 is an apocalyptic number.

It is an amenable number.

11580061 is a deficient number, since it is larger than the sum of its proper divisors (37311).

11580061 is an equidigital number, since it uses as much as digits as its factorization.

11580061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37310.

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 11580061 is about 3402.9488682612. The cubic root of 11580061 is about 226.2404637679.

Adding to 11580061 its reverse (16008511), we get a palindrome (27588572).

The spelling of 11580061 in words is "eleven million, five hundred eighty thousand, sixty-one".