554964481 has 2 divisors, whose sum is σ = 554964482. Its totient is φ = 554964480.

The previous prime is 554964467. The next prime is 554964491. The reversal of 554964481 is 184469455.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 519156225 + 35808256 = 22785^2 + 5984^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554964481 is a prime.

It is a super-2 number, since 2×554964481² = 615971150343198722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (554964461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277482240 + 277482241.

It is an arithmetic number, because the mean of its divisors is an integer number (277482241).

Almost surely, 2^554964481 is an apocalyptic number.

It is an amenable number.

554964481 is a deficient number, since it is larger than the sum of its proper divisors (1).

554964481 is an equidigital number, since it uses as much as digits as its factorization.

554964481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 691200, while the sum is 46.

The square root of 554964481 is about 23557.6841179264. The cubic root of 554964481 is about 821.7790449470.

The spelling of 554964481 in words is "five hundred fifty-four million, nine hundred sixty-four thousand, four hundred eighty-one".