1393084163 has 2 divisors, whose sum is σ = 1393084164. Its totient is φ = 1393084162.

The previous prime is 1393084139. The next prime is 1393084207. The reversal of 1393084163 is 3614803931.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1393084163 - 2⁸ = 1393083907 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1393084103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696542081 + 696542082.

It is an arithmetic number, because the mean of its divisors is an integer number (696542082).

Almost surely, 2^1393084163 is an apocalyptic number.

1393084163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1393084163 is an equidigital number, since it uses as much as digits as its factorization.

1393084163 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 38.

The square root of 1393084163 is about 37324.0426936847. The cubic root of 1393084163 is about 1116.8438361596.

The spelling of 1393084163 in words is "one billion, three hundred ninety-three million, eighty-four thousand, one hundred sixty-three".