854897401 has 2 divisors, whose sum is σ = 854897402. Its totient is φ = 854897400.

The previous prime is 854897389. The next prime is 854897423. The reversal of 854897401 is 104798458.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 694849600 + 160047801 = 26360^2 + 12651^2 .

It is a cyclic number.

It is not a de Polignac number, because 854897401 - 2²⁵ = 821342969 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (854897501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427448700 + 427448701.

It is an arithmetic number, because the mean of its divisors is an integer number (427448701).

Almost surely, 2^854897401 is an apocalyptic number.

It is an amenable number.

854897401 is a deficient number, since it is larger than the sum of its proper divisors (1).

854897401 is an equidigital number, since it uses as much as digits as its factorization.

854897401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 46.

The square root of 854897401 is about 29238.6285759096. The cubic root of 854897401 is about 949.0840297745.

The spelling of 854897401 in words is "eight hundred fifty-four million, eight hundred ninety-seven thousand, four hundred one".