4200003281 has 2 divisors, whose sum is σ = 4200003282. Its totient is φ = 4200003280.

The previous prime is 4200003263. The next prime is 4200003373. The reversal of 4200003281 is 1823000024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4078099600 + 121903681 = 63860^2 + 11041^2 .

It is a cyclic number.

It is not a de Polignac number, because 4200003281 - 2¹⁸ = 4199741137 is a prime.

It is a super-2 number, since 2×4200003281² = 35280055120821529922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4200000281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2100001640 + 2100001641.

It is an arithmetic number, because the mean of its divisors is an integer number (2100001641).

Almost surely, 2^4200003281 is an apocalyptic number.

It is an amenable number.

4200003281 is a deficient number, since it is larger than the sum of its proper divisors (1).

4200003281 is an equidigital number, since it uses as much as digits as its factorization.

4200003281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4200003281 is about 64807.4322975382. The cubic root of 4200003281 is about 1613.4290661561.

The spelling of 4200003281 in words is "four billion, two hundred million, three thousand, two hundred eighty-one".