1376923 has 2 divisors, whose sum is σ = 1376924. Its totient is φ = 1376922.

The previous prime is 1376899. The next prime is 1376929. The reversal of 1376923 is 3296731.

It is a strong prime.

It is an emirp because it is prime and its reverse (3296731) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1376923 is a prime.

It is a d-powerful number, because it can be written as 1 + 3⁷ + 7⁷ + 6² + 9⁶ + 2⁵ + 3⁹ .

It is not a weakly prime, because it can be changed into another prime (1376929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688461 + 688462.

It is an arithmetic number, because the mean of its divisors is an integer number (688462).

2^1376923 is an apocalyptic number.

1376923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1376923 is an equidigital number, since it uses as much as digits as its factorization.

1376923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 31.

The square root of 1376923 is about 1173.4236234199. The cubic root of 1376923 is about 111.2508193350.

It can be divided in two parts, 13 and 76923, that multiplied together give a palindrome (999999).

The spelling of 1376923 in words is "one million, three hundred seventy-six thousand, nine hundred twenty-three".