202323089 has 2 divisors, whose sum is σ = 202323090. Its totient is φ = 202323088.

The previous prime is 202323083. The next prime is 202323097. The reversal of 202323089 is 980323202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190660864 + 11662225 = 13808^2 + 3415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202323089 is a prime.

It is not a weakly prime, because it can be changed into another prime (202323083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101161544 + 101161545.

It is an arithmetic number, because the mean of its divisors is an integer number (101161545).

Almost surely, 2^202323089 is an apocalyptic number.

It is an amenable number.

202323089 is a deficient number, since it is larger than the sum of its proper divisors (1).

202323089 is an equidigital number, since it uses as much as digits as its factorization.

202323089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 202323089 is about 14224.0320936083. The cubic root of 202323089 is about 587.0590881666.

The spelling of 202323089 in words is "two hundred two million, three hundred twenty-three thousand, eighty-nine".