53345354025013 has 2 divisors, whose sum is σ = 53345354025014. Its totient is φ = 53345354025012.

The previous prime is 53345354024983. The next prime is 53345354025031. The reversal of 53345354025013 is 31052045354335.

Together with next prime (53345354025031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51477424999729 + 1867929025284 = 7174777^2 + 1366722^2 .

It is a cyclic number.

It is not a de Polignac number, because 53345354025013 - 2⁴¹ = 51146330769461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53345354025043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26672677012506 + 26672677012507.

It is an arithmetic number, because the mean of its divisors is an integer number (26672677012507).

Almost surely, 2^{53345354025013} is an apocalyptic number.

It is an amenable number.

53345354025013 is a deficient number, since it is larger than the sum of its proper divisors (1).

53345354025013 is an equidigital number, since it uses as much as digits as its factorization.

53345354025013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620000, while the sum is 43.

Adding to 53345354025013 its reverse (31052045354335), we get a palindrome (84397399379348).

The spelling of 53345354025013 in words is "fifty-three trillion, three hundred forty-five billion, three hundred fifty-four million, twenty-five thousand, thirteen".