54521527013 has 2 divisors, whose sum is σ = 54521527014. Its totient is φ = 54521527012.

The previous prime is 54521526881. The next prime is 54521527043. The reversal of 54521527013 is 31072512545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28715674849 + 25805852164 = 169457^2 + 160642^2 .

It is a cyclic number.

It is not a de Polignac number, because 54521527013 - 2⁸ = 54521526757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54521527043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27260763506 + 27260763507.

It is an arithmetic number, because the mean of its divisors is an integer number (27260763507).

Almost surely, 2^54521527013 is an apocalyptic number.

It is an amenable number.

54521527013 is a deficient number, since it is larger than the sum of its proper divisors (1).

54521527013 is an equidigital number, since it uses as much as digits as its factorization.

54521527013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 54521527013 in words is "fifty-four billion, five hundred twenty-one million, five hundred twenty-seven thousand, thirteen".