3806313409 has 2 divisors, whose sum is σ = 3806313410. Its totient is φ = 3806313408.

The previous prime is 3806313391. The next prime is 3806313421. The reversal of 3806313409 is 9043136083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3656862784 + 149450625 = 60472^2 + 12225^2 .

It is a cyclic number.

It is not a de Polignac number, because 3806313409 - 2¹¹ = 3806311361 is a prime.

It is not a weakly prime, because it can be changed into another prime (3806313439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1903156704 + 1903156705.

It is an arithmetic number, because the mean of its divisors is an integer number (1903156705).

Almost surely, 2^3806313409 is an apocalyptic number.

It is an amenable number.

3806313409 is a deficient number, since it is larger than the sum of its proper divisors (1).

3806313409 is an equidigital number, since it uses as much as digits as its factorization.

3806313409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 3806313409 is about 61695.3272865944. The cubic root of 3806313409 is about 1561.3544845023.

The spelling of 3806313409 in words is "three billion, eight hundred six million, three hundred thirteen thousand, four hundred nine".