52005135401 has 2 divisors, whose sum is σ = 52005135402. Its totient is φ = 52005135400.

The previous prime is 52005135373. The next prime is 52005135443. The reversal of 52005135401 is 10453150025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39173909776 + 12831225625 = 197924^2 + 113275^2 .

It is a cyclic number.

It is not a de Polignac number, because 52005135401 - 2⁶ = 52005135337 is a prime.

It is not a weakly prime, because it can be changed into another prime (52005135601) 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, 26002567700 + 26002567701.

It is an arithmetic number, because the mean of its divisors is an integer number (26002567701).

Almost surely, 2^52005135401 is an apocalyptic number.

It is an amenable number.

52005135401 is a deficient number, since it is larger than the sum of its proper divisors (1).

52005135401 is an equidigital number, since it uses as much as digits as its factorization.

52005135401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 26.

Adding to 52005135401 its reverse (10453150025), we get a palindrome (62458285426).

The spelling of 52005135401 in words is "fifty-two billion, five million, one hundred thirty-five thousand, four hundred one".