13020233 has 2 divisors, whose sum is σ = 13020234. Its totient is φ = 13020232.

The previous prime is 13020229. The next prime is 13020251. The reversal of 13020233 is 33202031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12866569 + 153664 = 3587^2 + 392^2 .

It is a cyclic number.

It is not a de Polignac number, because 13020233 - 2² = 13020229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (13020223) 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, 6510116 + 6510117.

It is an arithmetic number, because the mean of its divisors is an integer number (6510117).

Almost surely, 2^13020233 is an apocalyptic number.

It is an amenable number.

13020233 is a deficient number, since it is larger than the sum of its proper divisors (1).

13020233 is an equidigital number, since it uses as much as digits as its factorization.

13020233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 13020233 is about 3608.3559968495. The cubic root of 13020233 is about 235.2553915788.

Adding to 13020233 its reverse (33202031), we get a palindrome (46222264).

The spelling of 13020233 in words is "thirteen million, twenty thousand, two hundred thirty-three".