1123379 has 2 divisors, whose sum is σ = 1123380.
Its totient is φ = 1123378.
The previous prime is 1123361. The next prime is 1123391. The reversal of 1123379 is 9733211.
It is a strong prime.
It is an emirp because it is prime and its reverse (9733211) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1123379 is a prime.
It is a Chen prime.
It is a plaindrome in base 10.
It is not a weakly prime, because it can be changed into another prime (1123319) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561689 + 561690.
It is an arithmetic number, because the mean of its divisors is an integer number (561690).
21123379 is an apocalyptic number.
1123379 is a deficient number, since it is larger than the sum of its proper divisors (1).
1123379 is an equidigital number, since it uses as much as digits as its factorization.
1123379 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1134, while the sum is 26.
The square root of 1123379 is about 1059.8957495905.
The cubic root of 1123379 is about 103.9542143134.
The spelling of 1123379 in words is "one million, one hundred twenty-three thousand, three hundred seventy-nine".