3421001303 has 2 divisors, whose sum is σ = 3421001304. Its totient is φ = 3421001302.

The previous prime is 3421001293. The next prime is 3421001321. The reversal of 3421001303 is 3031001243.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3421001303 - 2¹⁸ = 3420739159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3421001323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710500651 + 1710500652.

It is an arithmetic number, because the mean of its divisors is an integer number (1710500652).

Almost surely, 2^3421001303 is an apocalyptic number.

3421001303 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421001303 is an equidigital number, since it uses as much as digits as its factorization.

3421001303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3421001303 is about 58489.3264023446. The cubic root of 3421001303 is about 1506.7842773126.

Adding to 3421001303 its reverse (3031001243), we get a palindrome (6452002546).

The spelling of 3421001303 in words is "three billion, four hundred twenty-one million, one thousand, three hundred three".