170132689 has 2 divisors, whose sum is σ = 170132690. Its totient is φ = 170132688.

The previous prime is 170132663. The next prime is 170132693. The reversal of 170132689 is 986231071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153388225 + 16744464 = 12385^2 + 4092^2 .

It is a cyclic number.

It is not a de Polignac number, because 170132689 - 2⁷ = 170132561 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (170132609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85066344 + 85066345.

It is an arithmetic number, because the mean of its divisors is an integer number (85066345).

Almost surely, 2^170132689 is an apocalyptic number.

It is an amenable number.

170132689 is a deficient number, since it is larger than the sum of its proper divisors (1).

170132689 is an equidigital number, since it uses as much as digits as its factorization.

170132689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 170132689 is about 13043.4922087607. The cubic root of 170132689 is about 554.1099159805.

The spelling of 170132689 in words is "one hundred seventy million, one hundred thirty-two thousand, six hundred eighty-nine".