555105457 has 2 divisors, whose sum is σ = 555105458. Its totient is φ = 555105456.

The previous prime is 555105367. The next prime is 555105469. The reversal of 555105457 is 754501555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 551357361 + 3748096 = 23481^2 + 1936^2 .

It is a cyclic number.

It is not a de Polignac number, because 555105457 - 2⁷ = 555105329 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (555105497) 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, 277552728 + 277552729.

It is an arithmetic number, because the mean of its divisors is an integer number (277552729).

Almost surely, 2^555105457 is an apocalyptic number.

It is an amenable number.

555105457 is a deficient number, since it is larger than the sum of its proper divisors (1).

555105457 is an equidigital number, since it uses as much as digits as its factorization.

555105457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87500, while the sum is 37.

The square root of 555105457 is about 23560.6760726427. The cubic root of 555105457 is about 821.8486237628.

The spelling of 555105457 in words is "five hundred fifty-five million, one hundred five thousand, four hundred fifty-seven".