2100602089 has 2 divisors, whose sum is σ = 2100602090. Its totient is φ = 2100602088.

The previous prime is 2100602069. The next prime is 2100602113. The reversal of 2100602089 is 9802060012.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2014483689 + 86118400 = 44883^2 + 9280^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100602089 - 2¹³ = 2100593897 is a prime.

It is a super-2 number, since 2×2100602089² = 8825058272622327842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2100602069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050301044 + 1050301045.

It is an arithmetic number, because the mean of its divisors is an integer number (1050301045).

Almost surely, 2^2100602089 is an apocalyptic number.

It is an amenable number.

2100602089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100602089 is an equidigital number, since it uses as much as digits as its factorization.

2100602089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 2100602089 is about 45832.3258083200. The cubic root of 2100602089 is about 1280.7015378374.

The spelling of 2100602089 in words is "two billion, one hundred million, six hundred two thousand, eighty-nine".