1203424403 has 2 divisors, whose sum is σ = 1203424404. Its totient is φ = 1203424402.

The previous prime is 1203424381. The next prime is 1203424421. The reversal of 1203424403 is 3044243021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1203424403 - 2¹² = 1203420307 is a prime.

It is not a weakly prime, because it can be changed into another prime (1203424463) 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, 601712201 + 601712202.

It is an arithmetic number, because the mean of its divisors is an integer number (601712202).

Almost surely, 2^1203424403 is an apocalyptic number.

1203424403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203424403 is an equidigital number, since it uses as much as digits as its factorization.

1203424403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1203424403 is about 34690.4079393714. The cubic root of 1203424403 is about 1063.6684345149.

Adding to 1203424403 its reverse (3044243021), we get a palindrome (4247667424).

The spelling of 1203424403 in words is "one billion, two hundred three million, four hundred twenty-four thousand, four hundred three".