553297289 has 2 divisors, whose sum is σ = 553297290. Its totient is φ = 553297288.

The previous prime is 553297259. The next prime is 553297333. The reversal of 553297289 is 982792355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 462895225 + 90402064 = 21515^2 + 9508^2 .

It is a cyclic number.

It is not a de Polignac number, because 553297289 - 2²⁰ = 552248713 is a prime.

It is a super-2 number, since 2×553297289² = 612275780029499042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (553297229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276648644 + 276648645.

It is an arithmetic number, because the mean of its divisors is an integer number (276648645).

Almost surely, 2^553297289 is an apocalyptic number.

It is an amenable number.

553297289 is a deficient number, since it is larger than the sum of its proper divisors (1).

553297289 is an equidigital number, since it uses as much as digits as its factorization.

553297289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1360800, while the sum is 50.

The square root of 553297289 is about 23522.2721904156. The cubic root of 553297289 is about 820.9553059236.

The spelling of 553297289 in words is "five hundred fifty-three million, two hundred ninety-seven thousand, two hundred eighty-nine".