2012323529 has 2 divisors, whose sum is σ = 2012323530. Its totient is φ = 2012323528.

The previous prime is 2012323519. The next prime is 2012323591. The reversal of 2012323529 is 9253232102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1164174400 + 848149129 = 34120^2 + 29123^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012323529 - 2⁸ = 2012323273 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2012323519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006161764 + 1006161765.

It is an arithmetic number, because the mean of its divisors is an integer number (1006161765).

Almost surely, 2^2012323529 is an apocalyptic number.

It is an amenable number.

2012323529 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012323529 is an equidigital number, since it uses as much as digits as its factorization.

2012323529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2012323529 is about 44858.9292003276. The cubic root of 2012323529 is about 1262.5035318530.

The spelling of 2012323529 in words is "two billion, twelve million, three hundred twenty-three thousand, five hundred twenty-nine".