1245102233 has 2 divisors, whose sum is σ = 1245102234. Its totient is φ = 1245102232.

The previous prime is 1245102203. The next prime is 1245102329. The reversal of 1245102233 is 3322015421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 904625929 + 340476304 = 30077^2 + 18452^2 .

It is an emirp because it is prime and its reverse (3322015421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1245102233 - 2¹⁶ = 1245036697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1245102199 and 1245102208.

It is not a weakly prime, because it can be changed into another prime (1245102203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622551116 + 622551117.

It is an arithmetic number, because the mean of its divisors is an integer number (622551117).

Almost surely, 2^1245102233 is an apocalyptic number.

It is an amenable number.

1245102233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1245102233 is an equidigital number, since it uses as much as digits as its factorization.

1245102233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1245102233 is about 35286.0061922570. The cubic root of 1245102233 is about 1075.8085809140.

Adding to 1245102233 its reverse (3322015421), we get a palindrome (4567117654).

The spelling of 1245102233 in words is "one billion, two hundred forty-five million, one hundred two thousand, two hundred thirty-three".