1052819597 has 2 divisors, whose sum is σ = 1052819598. Its totient is φ = 1052819596.

The previous prime is 1052819569. The next prime is 1052819627. The reversal of 1052819597 is 7959182501.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 662599081 + 390220516 = 25741^2 + 19754^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1052819597 is a prime.

It is a super-2 number, since 2×1052819597² = 2216858207654484818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1052819527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526409798 + 526409799.

It is an arithmetic number, because the mean of its divisors is an integer number (526409799).

Almost surely, 2^1052819597 is an apocalyptic number.

It is an amenable number.

1052819597 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052819597 is an equidigital number, since it uses as much as digits as its factorization.

1052819597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 47.

The square root of 1052819597 is about 32447.1816495670. The cubic root of 1052819597 is about 1017.3053303725.

The spelling of 1052819597 in words is "one billion, fifty-two million, eight hundred nineteen thousand, five hundred ninety-seven".