1052223817 has 2 divisors, whose sum is σ = 1052223818. Its totient is φ = 1052223816.

The previous prime is 1052223727. The next prime is 1052223853. The reversal of 1052223817 is 7183222501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 898860361 + 153363456 = 29981^2 + 12384^2 .

It is a cyclic number.

It is not a de Polignac number, because 1052223817 - 2¹¹ = 1052221769 is a prime.

It is a super-2 number, since 2×1052223817² = 2214349922124098978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1052226817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526111908 + 526111909.

It is an arithmetic number, because the mean of its divisors is an integer number (526111909).

Almost surely, 2^1052223817 is an apocalyptic number.

It is an amenable number.

1052223817 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052223817 is an equidigital number, since it uses as much as digits as its factorization.

1052223817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 1052223817 is about 32437.9995838214. Note that the first 3 decimals coincide. The cubic root of 1052223817 is about 1017.1133998860.

The spelling of 1052223817 in words is "one billion, fifty-two million, two hundred twenty-three thousand, eight hundred seventeen".