2512005135529 has 2 divisors, whose sum is σ = 2512005135530. Its totient is φ = 2512005135528.

The previous prime is 2512005135509. The next prime is 2512005135551. The reversal of 2512005135529 is 9255315002152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1403627823504 + 1108377312025 = 1184748^2 + 1052795^2 .

It is a cyclic number.

It is not a de Polignac number, because 2512005135529 - 2¹³ = 2512005127337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2512005135491 and 2512005135500.

It is not a weakly prime, because it can be changed into another prime (2512005135509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256002567764 + 1256002567765.

It is an arithmetic number, because the mean of its divisors is an integer number (1256002567765).

Almost surely, 2^{2512005135529} is an apocalyptic number.

It is an amenable number.

2512005135529 is a deficient number, since it is larger than the sum of its proper divisors (1).

2512005135529 is an equidigital number, since it uses as much as digits as its factorization.

2512005135529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 2512005135529 in words is "two trillion, five hundred twelve billion, five million, one hundred thirty-five thousand, five hundred twenty-nine".