11671617 has 8 divisors (see below), whose sum is σ = 15667200. Its totient is φ = 7728560.

The previous prime is 11671609. The next prime is 11671637. The reversal of 11671617 is 71617611.

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

It is a cyclic number.

It is not a de Polignac number, because 11671617 - 2³ = 11671609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11671637) 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, 12609 + ... + 13502.

It is an arithmetic number, because the mean of its divisors is an integer number (1958400).

Almost surely, 2^11671617 is an apocalyptic number.

It is an amenable number.

11671617 is a deficient number, since it is larger than the sum of its proper divisors (3995583).

11671617 is a wasteful number, since it uses less digits than its factorization.

11671617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26263.

The product of its digits is 1764, while the sum is 30.

The square root of 11671617 is about 3416.3748330650. The cubic root of 11671617 is about 226.8351445900.

The spelling of 11671617 in words is "eleven million, six hundred seventy-one thousand, six hundred seventeen".