11767887 has 12 divisors (see below), whose sum is σ = 17457960. Its totient is φ = 7633008.

The previous prime is 11767867. The next prime is 11767891. The reversal of 11767887 is 78876711.

It is a happy number.

11767887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11767887 - 2¹⁴ = 11751503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11767807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17337 + ... + 18002.

It is an arithmetic number, because the mean of its divisors is an integer number (1454830).

Almost surely, 2^11767887 is an apocalyptic number.

11767887 is a deficient number, since it is larger than the sum of its proper divisors (5690073).

11767887 is a wasteful number, since it uses less digits than its factorization.

11767887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35382 (or 35379 counting only the distinct ones).

The product of its digits is 131712, while the sum is 45.

The square root of 11767887 is about 3430.4353951066. The cubic root of 11767887 is about 227.4570993452.

The spelling of 11767887 in words is "eleven million, seven hundred sixty-seven thousand, eight hundred eighty-seven".