166232541 has 8 divisors (see below), whose sum is σ = 221748544. Its totient is φ = 110769120.

The previous prime is 166232419. The next prime is 166232543. The reversal of 166232541 is 145232661.

166232541 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 not a de Polignac number, because 166232541 - 2¹⁸ = 165970397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 166232499 and 166232508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166232543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5056 + ... + 18921.

It is an arithmetic number, because the mean of its divisors is an integer number (27718568).

Almost surely, 2^166232541 is an apocalyptic number.

It is an amenable number.

166232541 is a deficient number, since it is larger than the sum of its proper divisors (55516003).

166232541 is a wasteful number, since it uses less digits than its factorization.

166232541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26291.

The product of its digits is 8640, while the sum is 30.

The square root of 166232541 is about 12893.1199094711. The cubic root of 166232541 is about 549.8429755596.

The spelling of 166232541 in words is "one hundred sixty-six million, two hundred thirty-two thousand, five hundred forty-one".