4004028313 has 2 divisors, whose sum is σ = 4004028314. Its totient is φ = 4004028312.

The previous prime is 4004028311. The next prime is 4004028323. The reversal of 4004028313 is 3138204004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2033378649 + 1970649664 = 45093^2 + 44392^2 .

It is a cyclic number.

It is not a de Polignac number, because 4004028313 - 2¹ = 4004028311 is a prime.

Together with 4004028311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4004028311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2002014156 + 2002014157.

It is an arithmetic number, because the mean of its divisors is an integer number (2002014157).

Almost surely, 2^4004028313 is an apocalyptic number.

It is an amenable number.

4004028313 is a deficient number, since it is larger than the sum of its proper divisors (1).

4004028313 is an equidigital number, since it uses as much as digits as its factorization.

4004028313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 4004028313 is about 63277.3917999154. The cubic root of 4004028313 is about 1587.9337522091.

The spelling of 4004028313 in words is "four billion, four million, twenty-eight thousand, three hundred thirteen".