54530212313 has 2 divisors, whose sum is σ = 54530212314. Its totient is φ = 54530212312.

The previous prime is 54530212309. The next prime is 54530212349. The reversal of 54530212313 is 31321203545.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30910210969 + 23620001344 = 175813^2 + 153688^2 .

It is a cyclic number.

It is not a de Polignac number, because 54530212313 - 2² = 54530212309 is a prime.

It is not a weakly prime, because it can be changed into another prime (54530212213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27265106156 + 27265106157.

It is an arithmetic number, because the mean of its divisors is an integer number (27265106157).

Almost surely, 2^54530212313 is an apocalyptic number.

It is an amenable number.

54530212313 is a deficient number, since it is larger than the sum of its proper divisors (1).

54530212313 is an equidigital number, since it uses as much as digits as its factorization.

54530212313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 54530212313 its reverse (31321203545), we get a palindrome (85851415858).

The spelling of 54530212313 in words is "fifty-four billion, five hundred thirty million, two hundred twelve thousand, three hundred thirteen".