3440421503 has 2 divisors, whose sum is σ = 3440421504. Its totient is φ = 3440421502.

The previous prime is 3440421449. The next prime is 3440421559. The reversal of 3440421503 is 3051240443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3440421503 - 2¹⁰ = 3440420479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3440421403) 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, 1720210751 + 1720210752.

It is an arithmetic number, because the mean of its divisors is an integer number (1720210752).

Almost surely, 2^3440421503 is an apocalyptic number.

3440421503 is a deficient number, since it is larger than the sum of its proper divisors (1).

3440421503 is an equidigital number, since it uses as much as digits as its factorization.

3440421503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 3440421503 is about 58655.1063676471. The cubic root of 3440421503 is about 1509.6301161181.

Adding to 3440421503 its reverse (3051240443), we get a palindrome (6491661946).

The spelling of 3440421503 in words is "three billion, four hundred forty million, four hundred twenty-one thousand, five hundred three".