854505461 has 2 divisors, whose sum is σ = 854505462. Its totient is φ = 854505460.

The previous prime is 854505439. The next prime is 854505473. The reversal of 854505461 is 164505458.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 581099236 + 273406225 = 24106^2 + 16535^2 .

It is a cyclic number.

It is not a de Polignac number, because 854505461 - 2¹⁰ = 854504437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854505401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427252730 + 427252731.

It is an arithmetic number, because the mean of its divisors is an integer number (427252731).

Almost surely, 2^854505461 is an apocalyptic number.

It is an amenable number.

854505461 is a deficient number, since it is larger than the sum of its proper divisors (1).

854505461 is an equidigital number, since it uses as much as digits as its factorization.

854505461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 854505461 is about 29231.9253727838. The cubic root of 854505461 is about 948.9389671990.

The spelling of 854505461 in words is "eight hundred fifty-four million, five hundred five thousand, four hundred sixty-one".