53513530013 has 2 divisors, whose sum is σ = 53513530014. Its totient is φ = 53513530012.

The previous prime is 53513529959. The next prime is 53513530033. The reversal of 53513530013 is 31003531535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44985561604 + 8527968409 = 212098^2 + 92347^2 .

It is a cyclic number.

It is not a de Polignac number, because 53513530013 - 2⁸ = 53513529757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53513530033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26756765006 + 26756765007.

It is an arithmetic number, because the mean of its divisors is an integer number (26756765007).

Almost surely, 2^53513530013 is an apocalyptic number.

It is an amenable number.

53513530013 is a deficient number, since it is larger than the sum of its proper divisors (1).

53513530013 is an equidigital number, since it uses as much as digits as its factorization.

53513530013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10125, while the sum is 29.

The spelling of 53513530013 in words is "fifty-three billion, five hundred thirteen million, five hundred thirty thousand, thirteen".