854472407 has 2 divisors, whose sum is σ = 854472408. Its totient is φ = 854472406.

The previous prime is 854472401. The next prime is 854472449. The reversal of 854472407 is 704274458.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-854472407 is a prime.

It is a Chen prime.

It is equal to p_43799333 and since 854472407 and 43799333 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854472401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427236203 + 427236204.

It is an arithmetic number, because the mean of its divisors is an integer number (427236204).

Almost surely, 2^854472407 is an apocalyptic number.

854472407 is a deficient number, since it is larger than the sum of its proper divisors (1).

854472407 is an equidigital number, since it uses as much as digits as its factorization.

854472407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 250880, while the sum is 41.

The square root of 854472407 is about 29231.3599923096. The cubic root of 854472407 is about 948.9267314149.

The spelling of 854472407 in words is "eight hundred fifty-four million, four hundred seventy-two thousand, four hundred seven".