1045304123 has 2 divisors, whose sum is σ = 1045304124. Its totient is φ = 1045304122.

The previous prime is 1045304093. The next prime is 1045304147. The reversal of 1045304123 is 3214035401.

It is a strong prime.

It is an emirp because it is prime and its reverse (3214035401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1045304123 - 2¹⁰ = 1045303099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1045304153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522652061 + 522652062.

It is an arithmetic number, because the mean of its divisors is an integer number (522652062).

Almost surely, 2^1045304123 is an apocalyptic number.

1045304123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045304123 is an equidigital number, since it uses as much as digits as its factorization.

1045304123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1045304123 is about 32331.1633412718. The cubic root of 1045304123 is about 1014.8788948506.

Adding to 1045304123 its reverse (3214035401), we get a palindrome (4259339524).

The spelling of 1045304123 in words is "one billion, forty-five million, three hundred four thousand, one hundred twenty-three".