554401567 has 2 divisors, whose sum is σ = 554401568. Its totient is φ = 554401566.

The previous prime is 554401531. The next prime is 554401607. The reversal of 554401567 is 765104455.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554401567 is a prime.

It is a super-2 number, since 2×554401567² = 614722194984110978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557401567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277200783 + 277200784.

It is an arithmetic number, because the mean of its divisors is an integer number (277200784).

Almost surely, 2^554401567 is an apocalyptic number.

554401567 is a deficient number, since it is larger than the sum of its proper divisors (1).

554401567 is an equidigital number, since it uses as much as digits as its factorization.

554401567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 554401567 is about 23545.7335201093. The cubic root of 554401567 is about 821.5011007787.

The spelling of 554401567 in words is "five hundred fifty-four million, four hundred one thousand, five hundred sixty-seven".