4068904387 has 2 divisors, whose sum is σ = 4068904388. Its totient is φ = 4068904386.

The previous prime is 4068904381. The next prime is 4068904451. The reversal of 4068904387 is 7834098604.

4068904387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4068904387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4068904387.

It is not a weakly prime, because it can be changed into another prime (4068904381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2034452193 + 2034452194.

It is an arithmetic number, because the mean of its divisors is an integer number (2034452194).

Almost surely, 2^4068904387 is an apocalyptic number.

4068904387 is a deficient number, since it is larger than the sum of its proper divisors (1).

4068904387 is an equidigital number, since it uses as much as digits as its factorization.

4068904387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The square root of 4068904387 is about 63787.9642801054. The cubic root of 4068904387 is about 1596.4641171044.

The spelling of 4068904387 in words is "four billion, sixty-eight million, nine hundred four thousand, three hundred eighty-seven".