1052066557 has 2 divisors, whose sum is σ = 1052066558. Its totient is φ = 1052066556.

The previous prime is 1052066551. The next prime is 1052066677. The reversal of 1052066557 is 7556602501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 716847076 + 335219481 = 26774^2 + 18309^2 .

It is a cyclic number.

It is not a de Polignac number, because 1052066557 - 2¹⁵ = 1052033789 is a prime.

It is a super-2 number, since 2×1052066557² = 2213688080715668498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1052066551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526033278 + 526033279.

It is an arithmetic number, because the mean of its divisors is an integer number (526033279).

Almost surely, 2^1052066557 is an apocalyptic number.

It is an amenable number.

1052066557 is a deficient number, since it is larger than the sum of its proper divisors (1).

1052066557 is an equidigital number, since it uses as much as digits as its factorization.

1052066557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 1052066557 is about 32435.5754843351. The cubic root of 1052066557 is about 1017.0627265027.

It can be divided in two parts, 10520 and 66557, that added together give a palindrome (77077).

The spelling of 1052066557 in words is "one billion, fifty-two million, sixty-six thousand, five hundred fifty-seven".