427354663 has 2 divisors, whose sum is σ = 427354664. Its totient is φ = 427354662.

The previous prime is 427354657. The next prime is 427354667. The reversal of 427354663 is 366453724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427354663 - 2¹⁷ = 427223591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427354667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213677331 + 213677332.

It is an arithmetic number, because the mean of its divisors is an integer number (213677332).

Almost surely, 2^427354663 is an apocalyptic number.

427354663 is a deficient number, since it is larger than the sum of its proper divisors (1).

427354663 is an equidigital number, since it uses as much as digits as its factorization.

427354663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 40.

The square root of 427354663 is about 20672.5582113100. The cubic root of 427354663 is about 753.2332491407.

The spelling of 427354663 in words is "four hundred twenty-seven million, three hundred fifty-four thousand, six hundred sixty-three".