555130409 has 2 divisors, whose sum is σ = 555130410. Its totient is φ = 555130408.

The previous prime is 555130403. The next prime is 555130463. The reversal of 555130409 is 904031555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 325910809 + 229219600 = 18053^2 + 15140^2 .

It is a cyclic number.

It is not a de Polignac number, because 555130409 - 2⁸ = 555130153 is a prime.

It is not a weakly prime, because it can be changed into another prime (555130403) 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, 277565204 + 277565205.

It is an arithmetic number, because the mean of its divisors is an integer number (277565205).

Almost surely, 2^555130409 is an apocalyptic number.

It is an amenable number.

555130409 is a deficient number, since it is larger than the sum of its proper divisors (1).

555130409 is an equidigital number, since it uses as much as digits as its factorization.

555130409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 555130409 is about 23561.2055930931. The cubic root of 555130409 is about 821.8609376150.

The spelling of 555130409 in words is "five hundred fifty-five million, one hundred thirty thousand, four hundred nine".