11607861 has 8 divisors (see below), whose sum is σ = 15695424. Its totient is φ = 7629440.

The previous prime is 11607853. The next prime is 11607863. The reversal of 11607861 is 16870611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11607861 - 2³ = 11607853 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11607863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27036 + ... + 27461.

It is an arithmetic number, because the mean of its divisors is an integer number (1961928).

Almost surely, 2^11607861 is an apocalyptic number.

It is an amenable number.

11607861 is a deficient number, since it is larger than the sum of its proper divisors (4087563).

11607861 is an equidigital number, since it uses as much as digits as its factorization.

11607861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54571.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 11607861 is about 3407.0311122736. The cubic root of 11607861 is about 226.4213626015.

The spelling of 11607861 in words is "eleven million, six hundred seven thousand, eight hundred sixty-one".