53305069 has 2 divisors, whose sum is σ = 53305070. Its totient is φ = 53305068.

The previous prime is 53305061. The next prime is 53305093. The reversal of 53305069 is 96050335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30140100 + 23164969 = 5490^2 + 4813^2 .

It is a cyclic number.

It is not a de Polignac number, because 53305069 - 2³ = 53305061 is a prime.

It is a super-2 number, since 2×53305069² = 5682860762189522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53305069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53305061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26652534 + 26652535.

It is an arithmetic number, because the mean of its divisors is an integer number (26652535).

Almost surely, 2^53305069 is an apocalyptic number.

It is an amenable number.

53305069 is a deficient number, since it is larger than the sum of its proper divisors (1).

53305069 is an equidigital number, since it uses as much as digits as its factorization.

53305069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150, while the sum is 31.

The square root of 53305069 is about 7301.0320503337. The cubic root of 53305069 is about 376.3479054126.

The spelling of 53305069 in words is "fifty-three million, three hundred five thousand, sixty-nine".