4243210005403 has 2 divisors, whose sum is σ = 4243210005404. Its totient is φ = 4243210005402.

The previous prime is 4243210005383. The next prime is 4243210005511. The reversal of 4243210005403 is 3045000123424.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4243210005403 - 2⁵ = 4243210005371 is a prime.

It is a super-2 number, since 2×4243210005403² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4243210005103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121605002701 + 2121605002702.

It is an arithmetic number, because the mean of its divisors is an integer number (2121605002702).

Almost surely, 2^{4243210005403} is an apocalyptic number.

4243210005403 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243210005403 is an equidigital number, since it uses as much as digits as its factorization.

4243210005403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 4243210005403 its reverse (3045000123424), we get a palindrome (7288210128827).

The spelling of 4243210005403 in words is "four trillion, two hundred forty-three billion, two hundred ten million, five thousand, four hundred three".