941400091 has 2 divisors, whose sum is σ = 941400092. Its totient is φ = 941400090.

The previous prime is 941400067. The next prime is 941400101. The reversal of 941400091 is 190004149.

It is a strong prime.

It is an emirp because it is prime and its reverse (190004149) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 941400091 - 2¹⁷ = 941269019 is a prime.

It is not a weakly prime, because it can be changed into another prime (941400491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470700045 + 470700046.

It is an arithmetic number, because the mean of its divisors is an integer number (470700046).

Almost surely, 2^941400091 is an apocalyptic number.

941400091 is a deficient number, since it is larger than the sum of its proper divisors (1).

941400091 is an equidigital number, since it uses as much as digits as its factorization.

941400091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 941400091 is about 30682.2439042519. The cubic root of 941400091 is about 980.0722184042.

The spelling of 941400091 in words is "nine hundred forty-one million, four hundred thousand, ninety-one".