854530637 has 2 divisors, whose sum is σ = 854530638. Its totient is φ = 854530636.

The previous prime is 854530631. The next prime is 854530697. The reversal of 854530637 is 736035458.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 849664201 + 4866436 = 29149^2 + 2206^2 .

It is a cyclic number.

It is not a de Polignac number, because 854530637 - 2²⁰ = 853482061 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 854530594 and 854530603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854530631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427265318 + 427265319.

It is an arithmetic number, because the mean of its divisors is an integer number (427265319).

Almost surely, 2^854530637 is an apocalyptic number.

It is an amenable number.

854530637 is a deficient number, since it is larger than the sum of its proper divisors (1).

854530637 is an equidigital number, since it uses as much as digits as its factorization.

854530637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 854530637 is about 29232.3559946851. The cubic root of 854530637 is about 948.9482865281.

The spelling of 854530637 in words is "eight hundred fifty-four million, five hundred thirty thousand, six hundred thirty-seven".