53115403121579 has 2 divisors, whose sum is σ = 53115403121580. Its totient is φ = 53115403121578.

The previous prime is 53115403121533. The next prime is 53115403121719. The reversal of 53115403121579 is 97512130451135.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53115403121579 is a prime.

It is not a weakly prime, because it can be changed into another prime (53115403121519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26557701560789 + 26557701560790.

It is an arithmetic number, because the mean of its divisors is an integer number (26557701560790).

Almost surely, 2^{53115403121579} is an apocalyptic number.

53115403121579 is a deficient number, since it is larger than the sum of its proper divisors (1).

53115403121579 is an equidigital number, since it uses as much as digits as its factorization.

53115403121579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567000, while the sum is 47.

The spelling of 53115403121579 in words is "fifty-three trillion, one hundred fifteen billion, four hundred three million, one hundred twenty-one thousand, five hundred seventy-nine".