53155420541 has 2 divisors, whose sum is σ = 53155420542. Its totient is φ = 53155420540.

The previous prime is 53155420537. The next prime is 53155420579. The reversal of 53155420541 is 14502455135.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34830383641 + 18325036900 = 186629^2 + 135370^2 .

It is a cyclic number.

It is not a de Polignac number, because 53155420541 - 2² = 53155420537 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53155420141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26577710270 + 26577710271.

It is an arithmetic number, because the mean of its divisors is an integer number (26577710271).

Almost surely, 2^53155420541 is an apocalyptic number.

It is an amenable number.

53155420541 is a deficient number, since it is larger than the sum of its proper divisors (1).

53155420541 is an equidigital number, since it uses as much as digits as its factorization.

53155420541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 53155420541 its reverse (14502455135), we get a palindrome (67657875676).

The spelling of 53155420541 in words is "fifty-three billion, one hundred fifty-five million, four hundred twenty thousand, five hundred forty-one".