1057075522 has 4 divisors (see below), whose sum is σ = 1585613286. Its totient is φ = 528537760.

The previous prime is 1057075471. The next prime is 1057075529. The reversal of 1057075522 is 2255707501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2255707501 = 11971 ⋅188431.

It can be written as a sum of positive squares in only one way, i.e., 704424681 + 352650841 = 26541^2 + 18779^2 .

It is a super-2 number, since 2×1057075522² = 2234817318423144968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057075529) 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, 264268879 + ... + 264268882.

Almost surely, 2^1057075522 is an apocalyptic number.

1057075522 is a deficient number, since it is larger than the sum of its proper divisors (528537764).

1057075522 is an equidigital number, since it uses as much as digits as its factorization.

1057075522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528537763.

The product of its (nonzero) digits is 24500, while the sum is 34.

The square root of 1057075522 is about 32512.6978579139. The cubic root of 1057075522 is about 1018.6742747131.

The spelling of 1057075522 in words is "one billion, fifty-seven million, seventy-five thousand, five hundred twenty-two".