1422321503 has 2 divisors, whose sum is σ = 1422321504. Its totient is φ = 1422321502.

The previous prime is 1422321499. The next prime is 1422321517. The reversal of 1422321503 is 3051232241.

It is a weak prime.

It is an emirp because it is prime and its reverse (3051232241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1422321503 - 2² = 1422321499 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422321583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711160751 + 711160752.

It is an arithmetic number, because the mean of its divisors is an integer number (711160752).

Almost surely, 2^1422321503 is an apocalyptic number.

1422321503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422321503 is an equidigital number, since it uses as much as digits as its factorization.

1422321503 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 1422321503 is about 37713.6779298970. The cubic root of 1422321503 is about 1124.6030541636.

Adding to 1422321503 its reverse (3051232241), we get a palindrome (4473553744).

The spelling of 1422321503 in words is "one billion, four hundred twenty-two million, three hundred twenty-one thousand, five hundred three".