53509097 has 2 divisors, whose sum is σ = 53509098. Its totient is φ = 53509096.

The previous prime is 53509091. The next prime is 53509103. The reversal of 53509097 is 79090535.

It is a balanced prime because it is at equal distance from previous prime (53509091) and next prime (53509103).

It can be written as a sum of positive squares in only one way, i.e., 53421481 + 87616 = 7309^2 + 296^2 .

It is a cyclic number.

It is not a de Polignac number, because 53509097 - 2¹⁰ = 53508073 is a prime.

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 53509097.

It is not a weakly prime, because it can be changed into another prime (53509091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26754548 + 26754549.

It is an arithmetic number, because the mean of its divisors is an integer number (26754549).

Almost surely, 2^53509097 is an apocalyptic number.

It is an amenable number.

53509097 is a deficient number, since it is larger than the sum of its proper divisors (1).

53509097 is an equidigital number, since it uses as much as digits as its factorization.

53509097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42525, while the sum is 38.

The square root of 53509097 is about 7314.9912508492. The cubic root of 53509097 is about 376.8274580004.

The spelling of 53509097 in words is "fifty-three million, five hundred nine thousand, ninety-seven".