170494127 has 2 divisors, whose sum is σ = 170494128. Its totient is φ = 170494126.

The previous prime is 170494111. The next prime is 170494133. The reversal of 170494127 is 721494071.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 170494127 - 2⁴ = 170494111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170494157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85247063 + 85247064.

It is an arithmetic number, because the mean of its divisors is an integer number (85247064).

Almost surely, 2^170494127 is an apocalyptic number.

170494127 is a deficient number, since it is larger than the sum of its proper divisors (1).

170494127 is an equidigital number, since it uses as much as digits as its factorization.

170494127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 170494127 is about 13057.3399664710. The cubic root of 170494127 is about 554.5020309479.

The spelling of 170494127 in words is "one hundred seventy million, four hundred ninety-four thousand, one hundred twenty-seven".