11670787 has 4 divisors (see below), whose sum is σ = 12047296. Its totient is φ = 11294280.

The previous prime is 11670779. The next prime is 11670809. The reversal of 11670787 is 78707611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11670787 - 2³ = 11670779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11670707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188208 + ... + 188269.

It is an arithmetic number, because the mean of its divisors is an integer number (3011824).

Almost surely, 2^11670787 is an apocalyptic number.

11670787 is a deficient number, since it is larger than the sum of its proper divisors (376509).

11670787 is an equidigital number, since it uses as much as digits as its factorization.

11670787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376508.

The product of its (nonzero) digits is 16464, while the sum is 37.

The square root of 11670787 is about 3416.2533571151. The cubic root of 11670787 is about 226.8297675106.

The spelling of 11670787 in words is "eleven million, six hundred seventy thousand, seven hundred eighty-seven".