1233324997 has 2 divisors, whose sum is σ = 1233324998. Its totient is φ = 1233324996.

The previous prime is 1233324991. The next prime is 1233325019. The reversal of 1233324997 is 7994233321.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1166837281 + 66487716 = 34159^2 + 8154^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1233324997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1233324991) 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, 616662498 + 616662499.

It is an arithmetic number, because the mean of its divisors is an integer number (616662499).

Almost surely, 2^1233324997 is an apocalyptic number.

It is an amenable number.

1233324997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233324997 is an equidigital number, since it uses as much as digits as its factorization.

1233324997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 43.

The square root of 1233324997 is about 35118.7271551803. The cubic root of 1233324997 is about 1072.4058587628.

It can be divided in two parts, 1233324 and 997, that added together give a palindrome (1234321).

The spelling of 1233324997 in words is "one billion, two hundred thirty-three million, three hundred twenty-four thousand, nine hundred ninety-seven".