53508073 has 2 divisors, whose sum is σ = 53508074. Its totient is φ = 53508072.

The previous prime is 53508067. The next prime is 53508079. The reversal of 53508073 is 37080535.

It is a balanced prime because it is at equal distance from previous prime (53508067) and next prime (53508079).

It can be written as a sum of positive squares in only one way, i.e., 53114944 + 393129 = 7288^2 + 627^2 .

It is a cyclic number.

It is not a de Polignac number, because 53508073 - 2⁹ = 53507561 is a prime.

It is a super-2 number, since 2×53508073² = 5726227752346658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53508079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26754036 + 26754037.

It is an arithmetic number, because the mean of its divisors is an integer number (26754037).

Almost surely, 2^53508073 is an apocalyptic number.

It is an amenable number.

53508073 is a deficient number, since it is larger than the sum of its proper divisors (1).

53508073 is an equidigital number, since it uses as much as digits as its factorization.

53508073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 53508073 is about 7314.9212572659. The cubic root of 53508073 is about 376.8250542112.

The spelling of 53508073 in words is "fifty-three million, five hundred eight thousand, seventy-three".