12603233 has 2 divisors, whose sum is σ = 12603234. Its totient is φ = 12603232.

The previous prime is 12603221. The next prime is 12603247. The reversal of 12603233 is 33230621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7907344 + 4695889 = 2812^2 + 2167^2 .

It is an emirp because it is prime and its reverse (33230621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12603233 - 2²² = 8408929 is a prime.

It is not a weakly prime, because it can be changed into another prime (12603133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6301616 + 6301617.

It is an arithmetic number, because the mean of its divisors is an integer number (6301617).

Almost surely, 2^12603233 is an apocalyptic number.

It is an amenable number.

12603233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12603233 is an equidigital number, since it uses as much as digits as its factorization.

12603233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 12603233 is about 3550.1032379355. The cubic root of 12603233 is about 232.7165777806.

Adding to 12603233 its reverse (33230621), we get a palindrome (45833854).

The spelling of 12603233 in words is "twelve million, six hundred three thousand, two hundred thirty-three".