554120101 has 2 divisors, whose sum is σ = 554120102. Its totient is φ = 554120100.

The previous prime is 554120057. The next prime is 554120111. The reversal of 554120101 is 101021455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 474107076 + 80013025 = 21774^2 + 8945^2 .

It is a cyclic number.

It is not a de Polignac number, because 554120101 - 2²⁹ = 17249189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (554120111) 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, 277060050 + 277060051.

It is an arithmetic number, because the mean of its divisors is an integer number (277060051).

Almost surely, 2^554120101 is an apocalyptic number.

It is an amenable number.

554120101 is a deficient number, since it is larger than the sum of its proper divisors (1).

554120101 is an equidigital number, since it uses as much as digits as its factorization.

554120101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 554120101 is about 23539.7557548926. The cubic root of 554120101 is about 821.3620536908.

Adding to 554120101 its reverse (101021455), we get a palindrome (655141556).

The spelling of 554120101 in words is "five hundred fifty-four million, one hundred twenty thousand, one hundred one".