11766087 has 16 divisors (see below), whose sum is σ = 18190080. Its totient is φ = 7502616.

The previous prime is 11766061. The next prime is 11766109. The reversal of 11766087 is 78066711.

It is a happy number.

11766087 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 not a de Polignac number, because 11766087 - 2¹⁰ = 11765063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11766487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8853 + ... + 10094.

It is an arithmetic number, because the mean of its divisors is an integer number (1136880).

Almost surely, 2^11766087 is an apocalyptic number.

11766087 is a deficient number, since it is larger than the sum of its proper divisors (6423993).

11766087 is a wasteful number, since it uses less digits than its factorization.

11766087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18979 (or 18973 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 11766087 is about 3430.1730277057. The cubic root of 11766087 is about 227.4455015776.

The spelling of 11766087 in words is "eleven million, seven hundred sixty-six thousand, eighty-seven".