17132121 has 8 divisors (see below), whose sum is σ = 25380960. Its totient is φ = 11421396.

The previous prime is 17132117. The next prime is 17132123. The reversal of 17132121 is 12123171.

It is a happy number.

It is not a de Polignac number, because 17132121 - 2² = 17132117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 17132094 and 17132103.

It is not an unprimeable number, because it can be changed into a prime (17132123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317235 + ... + 317288.

It is an arithmetic number, because the mean of its divisors is an integer number (3172620).

Almost surely, 2^17132121 is an apocalyptic number.

It is an amenable number.

17132121 is a deficient number, since it is larger than the sum of its proper divisors (8248839).

17132121 is an equidigital number, since it uses as much as digits as its factorization.

17132121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634532 (or 634526 counting only the distinct ones).

The product of its digits is 84, while the sum is 18.

The square root of 17132121 is about 4139.0966405727. The cubic root of 17132121 is about 257.7925590527.

Adding to 17132121 its reverse (12123171), we get a palindrome (29255292).

The spelling of 17132121 in words is "seventeen million, one hundred thirty-two thousand, one hundred twenty-one".