8223043045 has 12 divisors (see below), whose sum is σ = 11478697164. Its totient is φ = 5638657920.

The previous prime is 8223043033. The next prime is 8223043057. The reversal of 8223043045 is 5403403228.

It is an interprime number because it is at equal distance from previous prime (8223043033) and next prime (8223043057).

It can be written as a sum of positive squares in 2 ways, for example, as 3143059969 + 5079983076 = 56063^2 + 71274^2 .

It is not a de Polignac number, because 8223043045 - 2¹⁹ = 8222518757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8223042998 and 8223043016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16781476 + ... + 16781965.

It is an arithmetic number, because the mean of its divisors is an integer number (956558097).

Almost surely, 2^8223043045 is an apocalyptic number.

It is an amenable number.

8223043045 is a deficient number, since it is larger than the sum of its proper divisors (3255654119).

8223043045 is a wasteful number, since it uses less digits than its factorization.

8223043045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33563460 (or 33563453 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 8223043045 is about 90680.9960520946. The cubic root of 8223043045 is about 2018.4168104143.

The spelling of 8223043045 in words is "eight billion, two hundred twenty-three million, forty-three thousand, forty-five".