53021433013 has 2 divisors, whose sum is σ = 53021433014. Its totient is φ = 53021433012.

The previous prime is 53021432993. The next prime is 53021433083. The reversal of 53021433013 is 31033412035.

53021433013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47776342084 + 5245090929 = 218578^2 + 72423^2 .

It is a cyclic number.

It is not a de Polignac number, because 53021433013 - 2⁹ = 53021432501 is a prime.

It is a super-2 number, since 2×53021433013² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53021433083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26510716506 + 26510716507.

It is an arithmetic number, because the mean of its divisors is an integer number (26510716507).

Almost surely, 2^53021433013 is an apocalyptic number.

It is an amenable number.

53021433013 is a deficient number, since it is larger than the sum of its proper divisors (1).

53021433013 is an equidigital number, since it uses as much as digits as its factorization.

53021433013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 53021433013 its reverse (31033412035), we get a palindrome (84054845048).

The spelling of 53021433013 in words is "fifty-three billion, twenty-one million, four hundred thirty-three thousand, thirteen".