171052738 has 8 divisors (see below), whose sum is σ = 262837260. Its totient is φ = 83440320.

The previous prime is 171052727. The next prime is 171052747. The reversal of 171052738 is 837250171.

It can be written as a sum of positive squares in 2 ways, for example, as 162741049 + 8311689 = 12757^2 + 2883^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1042923 + ... + 1043086.

Almost surely, 2^171052738 is an apocalyptic number.

171052738 is a deficient number, since it is larger than the sum of its proper divisors (91784522).

171052738 is a wasteful number, since it uses less digits than its factorization.

171052738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086052.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 171052738 is about 13078.7131629989. The cubic root of 171052738 is about 555.1069652881.

The spelling of 171052738 in words is "one hundred seventy-one million, fifty-two thousand, seven hundred thirty-eight".