166012041 has 16 divisors (see below), whose sum is σ = 238702464. Its totient is φ = 102021504.

The previous prime is 166012031. The next prime is 166012051. The reversal of 166012041 is 140210661.

It is an interprime number because it is at equal distance from previous prime (166012031) and next prime (166012051).

It is not a de Polignac number, because 166012041 - 2¹⁵ = 165979273 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 166011999 and 166012017.

It is not an unprimeable number, because it can be changed into a prime (166012031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30940 + ... + 35906.

It is an arithmetic number, because the mean of its divisors is an integer number (14918904).

Almost surely, 2^166012041 is an apocalyptic number.

It is an amenable number.

166012041 is a deficient number, since it is larger than the sum of its proper divisors (72690423).

166012041 is a wasteful number, since it uses less digits than its factorization.

166012041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5840.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 166012041 is about 12884.5659996757. The cubic root of 166012041 is about 549.5997539827.

The spelling of 166012041 in words is "one hundred sixty-six million, twelve thousand, forty-one".