11670899 has 4 divisors (see below), whose sum is σ = 11919264. Its totient is φ = 11422536.

The previous prime is 11670887. The next prime is 11670929. The reversal of 11670899 is 99807611.

It is a happy number.

11670899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11670899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11670809) 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, 124112 + ... + 124205.

It is an arithmetic number, because the mean of its divisors is an integer number (2979816).

Almost surely, 2^11670899 is an apocalyptic number.

11670899 is a deficient number, since it is larger than the sum of its proper divisors (248365).

11670899 is an equidigital number, since it uses as much as digits as its factorization.

11670899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248364.

The product of its (nonzero) digits is 27216, while the sum is 41.

The square root of 11670899 is about 3416.2697493026. The cubic root of 11670899 is about 226.8304931073.

The spelling of 11670899 in words is "eleven million, six hundred seventy thousand, eight hundred ninety-nine".