1071066026 has 4 divisors (see below), whose sum is σ = 1606599042. Its totient is φ = 535533012.

The previous prime is 1071065971. The next prime is 1071066067. The reversal of 1071066026 is 6206601701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6206601701 = 59 ⋅105196639.

It can be written as a sum of positive squares in only one way, i.e., 598047025 + 473019001 = 24455^2 + 21749^2 .

It is a super-2 number, since 2×1071066026² = 2294364864102865352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1071066026.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267766505 + ... + 267766508.

Almost surely, 2^1071066026 is an apocalyptic number.

1071066026 is a deficient number, since it is larger than the sum of its proper divisors (535533016).

1071066026 is an equidigital number, since it uses as much as digits as its factorization.

1071066026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535533015.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 1071066026 is about 32727.1450939430. The cubic root of 1071066026 is about 1023.1486791591.

Adding to 1071066026 its reverse (6206601701), we get a palindrome (7277667727).

The spelling of 1071066026 in words is "one billion, seventy-one million, sixty-six thousand, twenty-six".