1003442213 has 2 divisors, whose sum is σ = 1003442214. Its totient is φ = 1003442212.

The previous prime is 1003442207. The next prime is 1003442233. The reversal of 1003442213 is 3122443001.

It is an a-pointer prime, because the next prime (1003442233) can be obtained adding 1003442213 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 884348644 + 119093569 = 29738^2 + 10913^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003442213 - 2⁶ = 1003442149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003442203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501721106 + 501721107.

It is an arithmetic number, because the mean of its divisors is an integer number (501721107).

Almost surely, 2^1003442213 is an apocalyptic number.

It is an amenable number.

1003442213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003442213 is an equidigital number, since it uses as much as digits as its factorization.

1003442213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1003442213 is about 31677.1560118644. The cubic root of 1003442213 is about 1001.1460903085.

Adding to 1003442213 its reverse (3122443001), we get a palindrome (4125885214).

The spelling of 1003442213 in words is "one billion, three million, four hundred forty-two thousand, two hundred thirteen".