1130023 has 2 divisors, whose sum is σ = 1130024. Its totient is φ = 1130022.

The previous prime is 1130011. The next prime is 1130039. The reversal of 1130023 is 3200311.

It is a weak prime.

It is an emirp because it is prime and its reverse (3200311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1130023 - 2⁵ = 1129991 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1129991 and 1130009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565011 + 565012.

It is an arithmetic number, because the mean of its divisors is an integer number (565012).

2^1130023 is an apocalyptic number.

1130023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130023 is an equidigital number, since it uses as much as digits as its factorization.

1130023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 1130023 is about 1063.0253995084. The cubic root of 1130023 is about 104.1587504029.

Adding to 1130023 its reverse (3200311), we get a palindrome (4330334).

The spelling of 1130023 in words is "one million, one hundred thirty thousand, twenty-three".