555561053 has 2 divisors, whose sum is σ = 555561054. Its totient is φ = 555561052.

The previous prime is 555561049. The next prime is 555561089. The reversal of 555561053 is 350165555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 360316324 + 195244729 = 18982^2 + 13973^2 .

It is a cyclic number.

It is not a de Polignac number, because 555561053 - 2² = 555561049 is a prime.

It is a super-2 number, since 2×555561053² = 617296167220937618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555561023) 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, 277780526 + 277780527.

It is an arithmetic number, because the mean of its divisors is an integer number (277780527).

Almost surely, 2^555561053 is an apocalyptic number.

It is an amenable number.

555561053 is a deficient number, since it is larger than the sum of its proper divisors (1).

555561053 is an equidigital number, since it uses as much as digits as its factorization.

555561053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56250, while the sum is 35.

The square root of 555561053 is about 23570.3426576705. The cubic root of 555561053 is about 822.0734030073.

The spelling of 555561053 in words is "five hundred fifty-five million, five hundred sixty-one thousand, fifty-three".