941005861 has 4 divisors (see below), whose sum is σ = 942877152. Its totient is φ = 939134572.

The previous prime is 941005859. The next prime is 941005903. The reversal of 941005861 is 168500149.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 168500149 = 1663 ⋅101323.

It is a cyclic number.

It is not a de Polignac number, because 941005861 - 2¹ = 941005859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (941005561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 934891 + ... + 935896.

It is an arithmetic number, because the mean of its divisors is an integer number (235719288).

Almost surely, 2^941005861 is an apocalyptic number.

It is an amenable number.

941005861 is a deficient number, since it is larger than the sum of its proper divisors (1871291).

941005861 is a wasteful number, since it uses less digits than its factorization.

941005861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871290.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 941005861 is about 30675.8188317769. The cubic root of 941005861 is about 979.9353910620.

The spelling of 941005861 in words is "nine hundred forty-one million, five thousand, eight hundred sixty-one".