3881304137 has 2 divisors, whose sum is σ = 3881304138. Its totient is φ = 3881304136.

The previous prime is 3881304131. The next prime is 3881304139. The reversal of 3881304137 is 7314031883.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2201861776 + 1679442361 = 46924^2 + 40981^2 .

It is a cyclic number.

It is not a de Polignac number, because 3881304137 - 2⁴ = 3881304121 is a prime.

Together with 3881304139, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3881304137.

It is not a weakly prime, because it can be changed into another prime (3881304131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1940652068 + 1940652069.

It is an arithmetic number, because the mean of its divisors is an integer number (1940652069).

Almost surely, 2^3881304137 is an apocalyptic number.

It is an amenable number.

3881304137 is a deficient number, since it is larger than the sum of its proper divisors (1).

3881304137 is an equidigital number, since it uses as much as digits as its factorization.

3881304137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 3881304137 is about 62300.1134589657. The cubic root of 3881304137 is about 1571.5416364893.

The spelling of 3881304137 in words is "three billion, eight hundred eighty-one million, three hundred four thousand, one hundred thirty-seven".