2106529 has 2 divisors, whose sum is σ = 2106530. Its totient is φ = 2106528.

The previous prime is 2106523. The next prime is 2106551. The reversal of 2106529 is 9256012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1380625 + 725904 = 1175^2 + 852^2 .

It is a cyclic number.

It is not a de Polignac number, because 2106529 - 2¹³ = 2098337 is a prime.

It is not a weakly prime, because it can be changed into another prime (2106523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053264 + 1053265.

It is an arithmetic number, because the mean of its divisors is an integer number (1053265).

2^2106529 is an apocalyptic number.

It is an amenable number.

2106529 is a deficient number, since it is larger than the sum of its proper divisors (1).

2106529 is an equidigital number, since it uses as much as digits as its factorization.

2106529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 2106529 is about 1451.3886454014. The cubic root of 2106529 is about 128.1904919192.

The spelling of 2106529 in words is "two million, one hundred six thousand, five hundred twenty-nine".