12203089 has 2 divisors, whose sum is σ = 12203090. Its totient is φ = 12203088.

The previous prime is 12203083. The next prime is 12203137. The reversal of 12203089 is 98030221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12194064 + 9025 = 3492^2 + 95^2 .

It is a cyclic number.

It is not a de Polignac number, because 12203089 - 2⁷ = 12202961 is a prime.

It is a super-2 number, since 2×12203089² = 297830762283842, which contains 22 as substring.

It is equal to p₈₀₀₄₆₇ and since 12203089 and 800467 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (12203083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101544 + 6101545.

It is an arithmetic number, because the mean of its divisors is an integer number (6101545).

Almost surely, 2^12203089 is an apocalyptic number.

It is an amenable number.

12203089 is a deficient number, since it is larger than the sum of its proper divisors (1).

12203089 is an equidigital number, since it uses as much as digits as its factorization.

12203089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 12203089 is about 3493.2920003916. The cubic root of 12203089 is about 230.2271794394.

The spelling of 12203089 in words is "twelve million, two hundred three thousand, eighty-nine".