11612217 has 8 divisors (see below), whose sum is σ = 16156224. Its totient is φ = 7404848.

The previous prime is 11612213. The next prime is 11612221. The reversal of 11612217 is 71221611.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11612213) and next prime (11612221).

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 11612217 - 2² = 11612213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11612193 and 11612202.

It is not an unprimeable number, because it can be changed into a prime (11612213) 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, 84078 + ... + 84215.

It is an arithmetic number, because the mean of its divisors is an integer number (2019528).

Almost surely, 2^11612217 is an apocalyptic number.

It is an amenable number.

11612217 is a deficient number, since it is larger than the sum of its proper divisors (4544007).

11612217 is a wasteful number, since it uses less digits than its factorization.

11612217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168319.

The product of its digits is 168, while the sum is 21.

The square root of 11612217 is about 3407.6703185608. The cubic root of 11612217 is about 226.4496815745.

Adding to 11612217 its reverse (71221611), we get a palindrome (82833828).

The spelling of 11612217 in words is "eleven million, six hundred twelve thousand, two hundred seventeen".