11750661 has 24 divisors (see below), whose sum is σ = 18564000. Its totient is φ = 7118496.

The previous prime is 11750659. The next prime is 11750663. The reversal of 11750661 is 16605711.

It is an interprime number because it is at equal distance from previous prime (11750659) and next prime (11750663).

It is not a de Polignac number, because 11750661 - 2¹ = 11750659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11750663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7090 + ... + 8588.

It is an arithmetic number, because the mean of its divisors is an integer number (773500).

Almost surely, 2^11750661 is an apocalyptic number.

It is an amenable number.

11750661 is a deficient number, since it is larger than the sum of its proper divisors (6813339).

11750661 is a wasteful number, since it uses less digits than its factorization.

11750661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585 (or 1582 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 11750661 is about 3427.9237156040. The cubic root of 11750661 is about 227.3460601707.

The spelling of 11750661 in words is "eleven million, seven hundred fifty thousand, six hundred sixty-one".