854165941 has 2 divisors, whose sum is σ = 854165942. Its totient is φ = 854165940.

The previous prime is 854165911. The next prime is 854165959. The reversal of 854165941 is 149561458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 791296900 + 62869041 = 28130^2 + 7929^2 .

It is a cyclic number.

It is not a de Polignac number, because 854165941 - 2⁷ = 854165813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854165911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427082970 + 427082971.

It is an arithmetic number, because the mean of its divisors is an integer number (427082971).

Almost surely, 2^854165941 is an apocalyptic number.

It is an amenable number.

854165941 is a deficient number, since it is larger than the sum of its proper divisors (1).

854165941 is an equidigital number, since it uses as much as digits as its factorization.

854165941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 43.

The square root of 854165941 is about 29226.1174465580. The cubic root of 854165941 is about 948.8132701523.

The spelling of 854165941 in words is "eight hundred fifty-four million, one hundred sixty-five thousand, nine hundred forty-one".