554003491 has 2 divisors, whose sum is σ = 554003492. Its totient is φ = 554003490.

The previous prime is 554003459. The next prime is 554003579. The reversal of 554003491 is 194300455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 554003491 - 2⁵ = 554003459 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (554003431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277001745 + 277001746.

It is an arithmetic number, because the mean of its divisors is an integer number (277001746).

Almost surely, 2^554003491 is an apocalyptic number.

554003491 is a deficient number, since it is larger than the sum of its proper divisors (1).

554003491 is an equidigital number, since it uses as much as digits as its factorization.

554003491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 554003491 is about 23537.2787509516. The cubic root of 554003491 is about 821.3044333613.

The spelling of 554003491 in words is "five hundred fifty-four million, three thousand, four hundred ninety-one".