171025942 has 8 divisors (see below), whose sum is σ = 260368056. Its totient is φ = 84236592.

The previous prime is 171025937. The next prime is 171025949. The reversal of 171025942 is 249520171.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171025949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 638023 + ... + 638290.

It is an arithmetic number, because the mean of its divisors is an integer number (32546007).

Almost surely, 2^171025942 is an apocalyptic number.

171025942 is a deficient number, since it is larger than the sum of its proper divisors (89342114).

171025942 is a wasteful number, since it uses less digits than its factorization.

171025942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276382.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 171025942 is about 13077.6887101659. The cubic root of 171025942 is about 555.0779773022.

The spelling of 171025942 in words is "one hundred seventy-one million, twenty-five thousand, nine hundred forty-two".