11849961 has 8 divisors (see below), whose sum is σ = 15863904. Its totient is φ = 7868000.

The previous prime is 11849947. The next prime is 11849987. The reversal of 11849961 is 16994811.

11849961 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 11849961 - 2¹⁰ = 11848937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11847961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7116 + ... + 8621.

It is an arithmetic number, because the mean of its divisors is an integer number (1982988).

Almost surely, 2^11849961 is an apocalyptic number.

It is an amenable number.

11849961 is a deficient number, since it is larger than the sum of its proper divisors (4013943).

11849961 is a wasteful number, since it uses less digits than its factorization.

11849961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15991.

The product of its digits is 15552, while the sum is 39.

The square root of 11849961 is about 3442.3772309263. The cubic root of 11849961 is about 227.9846673284.

The spelling of 11849961 in words is "eleven million, eight hundred forty-nine thousand, nine hundred sixty-one".