17122961 has 12 divisors (see below), whose sum is σ = 18346320. Its totient is φ = 15977280.

The previous prime is 17122957. The next prime is 17122967. The reversal of 17122961 is 16922171.

It is not a de Polignac number, because 17122961 - 2² = 17122957 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17122967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51566 + ... + 51896.

It is an arithmetic number, because the mean of its divisors is an integer number (1528860).

Almost surely, 2^17122961 is an apocalyptic number.

It is an amenable number.

17122961 is a deficient number, since it is larger than the sum of its proper divisors (1223359).

17122961 is a wasteful number, since it uses less digits than its factorization.

17122961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544 (or 527 counting only the distinct ones).

The product of its digits is 1512, while the sum is 29.

The square root of 17122961 is about 4137.9899709883. The cubic root of 17122961 is about 257.7466063689.

It can be divided in two parts, 171 and 22961, that added together give a palindrome (23132).

The spelling of 17122961 in words is "seventeen million, one hundred twenty-two thousand, nine hundred sixty-one".