41994163 has 4 divisors (see below), whose sum is σ = 42075288. Its totient is φ = 41913040.

The previous prime is 41994137. The next prime is 41994167. The reversal of 41994163 is 36149914.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41994163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41994167) 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, 39781 + ... + 40822.

It is an arithmetic number, because the mean of its divisors is an integer number (10518822).

Almost surely, 2^41994163 is an apocalyptic number.

41994163 is a deficient number, since it is larger than the sum of its proper divisors (81125).

41994163 is an equidigital number, since it uses as much as digits as its factorization.

41994163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81124.

The product of its digits is 23328, while the sum is 37.

The square root of 41994163 is about 6480.2903484335. The cubic root of 41994163 is about 347.5865609112.

The spelling of 41994163 in words is "forty-one million, nine hundred ninety-four thousand, one hundred sixty-three".