11882709 has 6 divisors (see below), whose sum is σ = 17163926. Its totient is φ = 7921800.

The previous prime is 11882707. The next prime is 11882713. The reversal of 11882709 is 90728811.

11882709 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11881809 + 900 = 3447^2 + 30^2 .

It is not a de Polignac number, because 11882709 - 2¹ = 11882707 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11882701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 660142 + ... + 660159.

Almost surely, 2^11882709 is an apocalyptic number.

It is an amenable number.

11882709 is a deficient number, since it is larger than the sum of its proper divisors (5281217).

11882709 is a wasteful number, since it uses less digits than its factorization.

11882709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320307 (or 1320304 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 36.

The square root of 11882709 is about 3447.1305458308. The cubic root of 11882709 is about 228.1944900956.

The spelling of 11882709 in words is "eleven million, eight hundred eighty-two thousand, seven hundred nine".