4014435213721 has 2 divisors, whose sum is σ = 4014435213722. Its totient is φ = 4014435213720.

The previous prime is 4014435213697. The next prime is 4014435213779. The reversal of 4014435213721 is 1273125344104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2860712180496 + 1153723033225 = 1691364^2 + 1074115^2 .

It is a cyclic number.

It is not a de Polignac number, because 4014435213721 - 2²⁷ = 4014300995993 is a prime.

It is a super-2 number, since 2×4014435213721² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4014435213781) 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 as a sum of consecutive naturals, namely, 2007217606860 + 2007217606861.

It is an arithmetic number, because the mean of its divisors is an integer number (2007217606861).

Almost surely, 2^{4014435213721} is an apocalyptic number.

It is an amenable number.

4014435213721 is a deficient number, since it is larger than the sum of its proper divisors (1).

4014435213721 is an equidigital number, since it uses as much as digits as its factorization.

4014435213721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 4014435213721 in words is "four trillion, fourteen billion, four hundred thirty-five million, two hundred thirteen thousand, seven hundred twenty-one".