214528303729 has 2 divisors, whose sum is σ = 214528303730. Its totient is φ = 214528303728.

The previous prime is 214528303697. The next prime is 214528303763. The reversal of 214528303729 is 927303825412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214251414129 + 276889600 = 462873^2 + 16640^2 .

It is a cyclic number.

It is not a de Polignac number, because 214528303729 - 2⁵ = 214528303697 is a prime.

It is not a weakly prime, because it can be changed into another prime (214528304729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107264151864 + 107264151865.

It is an arithmetic number, because the mean of its divisors is an integer number (107264151865).

Almost surely, 2^214528303729 is an apocalyptic number.

It is an amenable number.

214528303729 is a deficient number, since it is larger than the sum of its proper divisors (1).

214528303729 is an equidigital number, since it uses as much as digits as its factorization.

214528303729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 214528303729 in words is "two hundred fourteen billion, five hundred twenty-eight million, three hundred three thousand, seven hundred twenty-nine".