166160542 has 8 divisors (see below), whose sum is σ = 252396000.
Its totient is φ = 82028544.
The previous prime is 166160537. The next prime is 166160543. The reversal of 166160542 is 245061661.
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 (166160543) 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, 525667 + ... + 525982.
It is an arithmetic number, because the mean of its divisors is an integer number (31549500).
Almost surely, 2166160542 is an apocalyptic number.
166160542 is a deficient number, since it is larger than the sum of its proper divisors (86235458).
166160542 is a wasteful number, since it uses less digits than its factorization.
166160542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1051730.
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 166160542 is about 12890.3274589903.
The cubic root of 166160542 is about 549.7635810339.
The spelling of 166160542 in words is "one hundred sixty-six million, one hundred sixty thousand, five hundred forty-two".