2051020529 has 2 divisors, whose sum is σ = 2051020530. Its totient is φ = 2051020528.

The previous prime is 2051020513. The next prime is 2051020537. The reversal of 2051020529 is 9250201502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2022930529 + 28090000 = 44977^2 + 5300^2 .

It is a cyclic number.

It is not a de Polignac number, because 2051020529 - 2⁴ = 2051020513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2051020498 and 2051020507.

It is not a weakly prime, because it can be changed into another prime (2051020589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025510264 + 1025510265.

It is an arithmetic number, because the mean of its divisors is an integer number (1025510265).

Almost surely, 2^2051020529 is an apocalyptic number.

It is an amenable number.

2051020529 is a deficient number, since it is larger than the sum of its proper divisors (1).

2051020529 is an equidigital number, since it uses as much as digits as its factorization.

2051020529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 2051020529 is about 45288.1941459361. The cubic root of 2051020529 is about 1270.5448566285.

The spelling of 2051020529 in words is "two billion, fifty-one million, twenty thousand, five hundred twenty-nine".