1376393 has 2 divisors, whose sum is σ = 1376394. Its totient is φ = 1376392.

The previous prime is 1376383. The next prime is 1376407. The reversal of 1376393 is 3936731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1373584 + 2809 = 1172^2 + 53^2 .

It is an emirp because it is prime and its reverse (3936731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1376393 - 2⁴ = 1376377 is a prime.

It is a Sophie Germain prime.

It is an Ulam number.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1376383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688196 + 688197.

It is an arithmetic number, because the mean of its divisors is an integer number (688197).

2^1376393 is an apocalyptic number.

It is an amenable number.

1376393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1376393 is an equidigital number, since it uses as much as digits as its factorization.

1376393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10206, while the sum is 32.

The square root of 1376393 is about 1173.1977667896. The cubic root of 1376393 is about 111.2365434214.

The spelling of 1376393 in words is "one million, three hundred seventy-six thousand, three hundred ninety-three".