17232961 has 2 divisors, whose sum is σ = 17232962. Its totient is φ = 17232960.

The previous prime is 17232959. The next prime is 17232977. The reversal of 17232961 is 16923271.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14205361 + 3027600 = 3769^2 + 1740^2 .

It is a cyclic number.

It is not a de Polignac number, because 17232961 - 2¹ = 17232959 is a prime.

Together with 17232959, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (17232991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8616480 + 8616481.

It is an arithmetic number, because the mean of its divisors is an integer number (8616481).

Almost surely, 2^17232961 is an apocalyptic number.

17232961 is the 1857-th centered decagonal number.

It is an amenable number.

17232961 is a deficient number, since it is larger than the sum of its proper divisors (1).

17232961 is an equidigital number, since it uses as much as digits as its factorization.

17232961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 17232961 is about 4151.2601701170. The cubic root of 17232961 is about 258.2973606056.

It can be divided in two parts, 172 and 32961, that added together give a palindrome (33133).

The spelling of 17232961 in words is "seventeen million, two hundred thirty-two thousand, nine hundred sixty-one".