814574475427 has 2 divisors, whose sum is σ = 814574475428. Its totient is φ = 814574475426.

The previous prime is 814574475383. The next prime is 814574475439. The reversal of 814574475427 is 724574475418.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 814574475427 - 2¹¹ = 814574473379 is a prime.

It is not a weakly prime, because it can be changed into another prime (814574475457) 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, 407287237713 + 407287237714.

It is an arithmetic number, because the mean of its divisors is an integer number (407287237714).

Almost surely, 2^814574475427 is an apocalyptic number.

814574475427 is a deficient number, since it is larger than the sum of its proper divisors (1).

814574475427 is an equidigital number, since it uses as much as digits as its factorization.

814574475427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35123200, while the sum is 58.

Subtracting from 814574475427 its reverse (724574475418), we obtain a palindrome (90000000009).

The spelling of 814574475427 in words is "eight hundred fourteen billion, five hundred seventy-four million, four hundred seventy-five thousand, four hundred twenty-seven".