1322403503 has 2 divisors, whose sum is σ = 1322403504. Its totient is φ = 1322403502.

The previous prime is 1322403499. The next prime is 1322403527. The reversal of 1322403503 is 3053042231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1322403503 - 2² = 1322403499 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222403503) 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, 661201751 + 661201752.

It is an arithmetic number, because the mean of its divisors is an integer number (661201752).

Almost surely, 2^1322403503 is an apocalyptic number.

1322403503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322403503 is an equidigital number, since it uses as much as digits as its factorization.

1322403503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 1322403503 is about 36364.8663272670. The cubic root of 1322403503 is about 1097.6267021977.

Adding to 1322403503 its reverse (3053042231), we get a palindrome (4375445734).

The spelling of 1322403503 in words is "one billion, three hundred twenty-two million, four hundred three thousand, five hundred three".