1052021573 has 2 divisors, whose sum is σ = 1052021574. Its totient is φ = 1052021572.

The previous prime is 1052021561. The next prime is 1052021599. The reversal of 1052021573 is 3751202501.

It is an a-pointer prime, because the next prime (1052021599) can be obtained adding 1052021573 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 935014084 + 117007489 = 30578^2 + 10817^2 .

It is an emirp because it is prime and its reverse (3751202501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1052021573 - 2¹⁰ = 1052020549 is a prime.

It is a super-2 number, since 2×1052021573² = 2213498780114788658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1052023573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526010786 + 526010787.

It is an arithmetic number, because the mean of its divisors is an integer number (526010787).

Almost surely, 2^1052021573 is an apocalyptic number.

It is an amenable number.

1052021573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052021573 is an equidigital number, since it uses as much as digits as its factorization.

1052021573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 1052021573 is about 32434.8820407906. The cubic root of 1052021573 is about 1017.0482305244.

The spelling of 1052021573 in words is "one billion, fifty-two million, twenty-one thousand, five hundred seventy-three".