1128373 has 2 divisors, whose sum is σ = 1128374. Its totient is φ = 1128372.

The previous prime is 1128371. The next prime is 1128383. The reversal of 1128373 is 3738211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1127844 + 529 = 1062^2 + 23^2 .

It is an emirp because it is prime and its reverse (3738211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1128373 - 2¹ = 1128371 is a prime.

Together with 1128371, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1128371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564186 + 564187.

It is an arithmetic number, because the mean of its divisors is an integer number (564187).

2^1128373 is an apocalyptic number.

It is an amenable number.

1128373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1128373 is an equidigital number, since it uses as much as digits as its factorization.

1128373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 1128373 is about 1062.2490291829. The cubic root of 1128373 is about 104.1080300034.

The spelling of 1128373 in words is "one million, one hundred twenty-eight thousand, three hundred seventy-three".