553397609 has 2 divisors, whose sum is σ = 553397610. Its totient is φ = 553397608.

The previous prime is 553397587. The next prime is 553397627. The reversal of 553397609 is 906793355.

553397609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 333172009 + 220225600 = 18253^2 + 14840^2 .

It is a cyclic number.

It is not a de Polignac number, because 553397609 - 2¹² = 553393513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (553397699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276698804 + 276698805.

It is an arithmetic number, because the mean of its divisors is an integer number (276698805).

Almost surely, 2^553397609 is an apocalyptic number.

It is an amenable number.

553397609 is a deficient number, since it is larger than the sum of its proper divisors (1).

553397609 is an equidigital number, since it uses as much as digits as its factorization.

553397609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 765450, while the sum is 47.

The square root of 553397609 is about 23524.4045408168. The cubic root of 553397609 is about 821.0049195526.

The spelling of 553397609 in words is "five hundred fifty-three million, three hundred ninety-seven thousand, six hundred nine".