1395673 has 2 divisors, whose sum is σ = 1395674. Its totient is φ = 1395672.

The previous prime is 1395671. The next prime is 1395679. The reversal of 1395673 is 3765931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1172889 + 222784 = 1083^2 + 472^2 .

It is a cyclic number.

It is not a de Polignac number, because 1395673 - 2¹ = 1395671 is a prime.

Together with 1395671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1395671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697836 + 697837.

It is an arithmetic number, because the mean of its divisors is an integer number (697837).

2^1395673 is an apocalyptic number.

It is an amenable number.

1395673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1395673 is an equidigital number, since it uses as much as digits as its factorization.

1395673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17010, while the sum is 34.

The square root of 1395673 is about 1181.3860503663. The cubic root of 1395673 is about 111.7535236708.

The spelling of 1395673 in words is "one million, three hundred ninety-five thousand, six hundred seventy-three".