4255021003 has 4 divisors (see below), whose sum is σ = 4259141128. Its totient is φ = 4250900880.

The previous prime is 4255020961. The next prime is 4255021019. The reversal of 4255021003 is 3001205524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4255021003 is a prime.

It is a super-2 number, since 2×4255021003² = 36210407471942252018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4255021073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2058513 + ... + 2060578.

It is an arithmetic number, because the mean of its divisors is an integer number (1064785282).

Almost surely, 2^4255021003 is an apocalyptic number.

4255021003 is a deficient number, since it is larger than the sum of its proper divisors (4120125).

4255021003 is a wasteful number, since it uses less digits than its factorization.

4255021003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120124.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 4255021003 is about 65230.5220199869. The cubic root of 4255021003 is about 1620.4435358982.

Adding to 4255021003 its reverse (3001205524), we get a palindrome (7256226527).

The spelling of 4255021003 in words is "four billion, two hundred fifty-five million, twenty-one thousand, three".