4383340681 has 2 divisors, whose sum is σ = 4383340682. Its totient is φ = 4383340680.

The previous prime is 4383340607. The next prime is 4383340711. The reversal of 4383340681 is 1860433834.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2762553600 + 1620787081 = 52560^2 + 40259^2 .

It is a cyclic number.

It is not a de Polignac number, because 4383340681 - 2¹⁵ = 4383307913 is a prime.

It is a super-2 number, since 2×4383340681² = 38427351051419087522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4383340601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2191670340 + 2191670341.

It is an arithmetic number, because the mean of its divisors is an integer number (2191670341).

Almost surely, 2^4383340681 is an apocalyptic number.

It is an amenable number.

4383340681 is a deficient number, since it is larger than the sum of its proper divisors (1).

4383340681 is an equidigital number, since it uses as much as digits as its factorization.

4383340681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 4383340681 is about 66206.8023770972. The cubic root of 4383340681 is about 1636.5718446638.

The spelling of 4383340681 in words is "four billion, three hundred eighty-three million, three hundred forty thousand, six hundred eighty-one".