941664091 has 16 divisors (see below), whose sum is σ = 1033482240. Its totient is φ = 855185760.

The previous prime is 941664089. The next prime is 941664103. The reversal of 941664091 is 190466149.

It is a cyclic number.

It is not a de Polignac number, because 941664091 - 2¹ = 941664089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (941664001) 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, 25330 + ... + 50248.

It is an arithmetic number, because the mean of its divisors is an integer number (64592640).

Almost surely, 2^941664091 is an apocalyptic number.

941664091 is a deficient number, since it is larger than the sum of its proper divisors (91818149).

941664091 is a wasteful number, since it uses less digits than its factorization.

941664091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25026.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 941664091 is about 30686.5457652047. The cubic root of 941664091 is about 980.1638248265.

The spelling of 941664091 in words is "nine hundred forty-one million, six hundred sixty-four thousand, ninety-one".