11670261 has 8 divisors (see below), whose sum is σ = 15792864. Its totient is φ = 7663920.

The previous prime is 11670257. The next prime is 11670277. The reversal of 11670261 is 16207611.

11670261 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 a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11670261 - 2² = 11670257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11670221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28830 + ... + 29231.

It is an arithmetic number, because the mean of its divisors is an integer number (1974108).

Almost surely, 2^11670261 is an apocalyptic number.

It is an amenable number.

11670261 is a deficient number, since it is larger than the sum of its proper divisors (4122603).

11670261 is an equidigital number, since it uses as much as digits as its factorization.

11670261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58131.

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 11670261 is about 3416.1763713251. The cubic root of 11670261 is about 226.8263597356.

Adding to 11670261 its reverse (16207611), we get a palindrome (27877872).

The spelling of 11670261 in words is "eleven million, six hundred seventy thousand, two hundred sixty-one".