553667563 has 2 divisors, whose sum is σ = 553667564. Its totient is φ = 553667562.

The previous prime is 553667531. The next prime is 553667573. The reversal of 553667563 is 365766355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 553667563 - 2⁵ = 553667531 is a prime.

It is not a weakly prime, because it can be changed into another prime (553667503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276833781 + 276833782.

It is an arithmetic number, because the mean of its divisors is an integer number (276833782).

Almost surely, 2^553667563 is an apocalyptic number.

553667563 is a deficient number, since it is larger than the sum of its proper divisors (1).

553667563 is an equidigital number, since it uses as much as digits as its factorization.

553667563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1701000, while the sum is 46.

The square root of 553667563 is about 23530.1415847844. The cubic root of 553667563 is about 821.1383965377.

The spelling of 553667563 in words is "five hundred fifty-three million, six hundred sixty-seven thousand, five hundred sixty-three".