454647563 has 2 divisors, whose sum is σ = 454647564. Its totient is φ = 454647562.

The previous prime is 454647551. The next prime is 454647617. The reversal of 454647563 is 365746454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454647563 - 2⁶ = 454647499 is a prime.

It is not a weakly prime, because it can be changed into another prime (454647503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227323781 + 227323782.

It is an arithmetic number, because the mean of its divisors is an integer number (227323782).

Almost surely, 2^454647563 is an apocalyptic number.

454647563 is a deficient number, since it is larger than the sum of its proper divisors (1).

454647563 is an equidigital number, since it uses as much as digits as its factorization.

454647563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1209600, while the sum is 44.

The square root of 454647563 is about 21322.4661566152. The cubic root of 454647563 is about 768.9385289656.

The spelling of 454647563 in words is "four hundred fifty-four million, six hundred forty-seven thousand, five hundred sixty-three".