427112530567 has 2 divisors, whose sum is σ = 427112530568. Its totient is φ = 427112530566.

The previous prime is 427112530541. The next prime is 427112530583. The reversal of 427112530567 is 765035211724.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427112530567 is a prime.

It is a super-2 number, since 2×427112530567² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427112530067) 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, 213556265283 + 213556265284.

It is an arithmetic number, because the mean of its divisors is an integer number (213556265284).

Almost surely, 2^427112530567 is an apocalyptic number.

427112530567 is a deficient number, since it is larger than the sum of its proper divisors (1).

427112530567 is an equidigital number, since it uses as much as digits as its factorization.

427112530567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 43.

The spelling of 427112530567 in words is "four hundred twenty-seven billion, one hundred twelve million, five hundred thirty thousand, five hundred sixty-seven".