53435543053 has 2 divisors, whose sum is σ = 53435543054. Its totient is φ = 53435543052.

The previous prime is 53435543033. The next prime is 53435543059. The reversal of 53435543053 is 35034553435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51948438084 + 1487104969 = 227922^2 + 38563^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53435543053 is a prime.

It is a super-2 number, since 2×53435543053² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53435542997 and 53435543015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53435543059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26717771526 + 26717771527.

It is an arithmetic number, because the mean of its divisors is an integer number (26717771527).

Almost surely, 2^53435543053 is an apocalyptic number.

It is an amenable number.

53435543053 is a deficient number, since it is larger than the sum of its proper divisors (1).

53435543053 is an equidigital number, since it uses as much as digits as its factorization.

53435543053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810000, while the sum is 40.

The spelling of 53435543053 in words is "fifty-three billion, four hundred thirty-five million, five hundred forty-three thousand, fifty-three".