1203234230489 has 2 divisors, whose sum is σ = 1203234230490. Its totient is φ = 1203234230488.

The previous prime is 1203234230477. The next prime is 1203234230509. The reversal of 1203234230489 is 9840324323021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1180254096025 + 22980134464 = 1086395^2 + 151592^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203234230489 - 2⁴⁰ = 103722602713 is a prime.

It is a super-2 number, since 2×1203234230489² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1203234230449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601617115244 + 601617115245.

It is an arithmetic number, because the mean of its divisors is an integer number (601617115245).

Almost surely, 2^{1203234230489} is an apocalyptic number.

It is an amenable number.

1203234230489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203234230489 is an equidigital number, since it uses as much as digits as its factorization.

1203234230489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 1203234230489 in words is "one trillion, two hundred three billion, two hundred thirty-four million, two hundred thirty thousand, four hundred eighty-nine".