171202142 has 8 divisors (see below), whose sum is σ = 263066832. Its totient is φ = 83513200.

The previous prime is 171202123. The next prime is 171202169. The reversal of 171202142 is 241202171.

171202142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1043834 + ... + 1043997.

It is an arithmetic number, because the mean of its divisors is an integer number (32883354).

Almost surely, 2^171202142 is an apocalyptic number.

171202142 is a deficient number, since it is larger than the sum of its proper divisors (91864690).

171202142 is a wasteful number, since it uses less digits than its factorization.

171202142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087874.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 171202142 is about 13084.4236403443. The cubic root of 171202142 is about 555.2685354710.

The spelling of 171202142 in words is "one hundred seventy-one million, two hundred two thousand, one hundred forty-two".