554540563 has 2 divisors, whose sum is σ = 554540564. Its totient is φ = 554540562.

The previous prime is 554540533. The next prime is 554540573. The reversal of 554540563 is 365045455.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554540563 is a prime.

It is equal to p_29071189 and since 554540563 and 29071189 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (554540533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277270281 + 277270282.

It is an arithmetic number, because the mean of its divisors is an integer number (277270282).

Almost surely, 2^554540563 is an apocalyptic number.

554540563 is a deficient number, since it is larger than the sum of its proper divisors (1).

554540563 is an equidigital number, since it uses as much as digits as its factorization.

554540563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180000, while the sum is 37.

The square root of 554540563 is about 23548.6849526677. The cubic root of 554540563 is about 821.5697488686.

The spelling of 554540563 in words is "five hundred fifty-four million, five hundred forty thousand, five hundred sixty-three".