12203137 has 2 divisors, whose sum is σ = 12203138. Its totient is φ = 12203136.

The previous prime is 12203089. The next prime is 12203141. The reversal of 12203137 is 73130221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10784656 + 1418481 = 3284^2 + 1191^2 .

It is a cyclic number.

It is not a de Polignac number, because 12203137 - 2¹¹ = 12201089 is a prime.

It is a zygodrome in base 5.

It is not a weakly prime, because it can be changed into another prime (12203237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101568 + 6101569.

It is an arithmetic number, because the mean of its divisors is an integer number (6101569).

Almost surely, 2^12203137 is an apocalyptic number.

It is an amenable number.

12203137 is a deficient number, since it is larger than the sum of its proper divisors (1).

12203137 is an equidigital number, since it uses as much as digits as its factorization.

12203137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 12203137 is about 3493.2988706951. The cubic root of 12203137 is about 230.2274812999.

Adding to 12203137 its reverse (73130221), we get a palindrome (85333358).

The spelling of 12203137 in words is "twelve million, two hundred three thousand, one hundred thirty-seven".