1045026266 has 8 divisors (see below), whose sum is σ = 1573199220. Its totient is φ = 520626528.

The previous prime is 1045026221. The next prime is 1045026289. The reversal of 1045026266 is 6626205401.

It can be written as a sum of positive squares in 2 ways, for example, as 1033944025 + 11082241 = 32155^2 + 3329^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 942611 + ... + 943718.

Almost surely, 2^1045026266 is an apocalyptic number.

1045026266 is a deficient number, since it is larger than the sum of its proper divisors (528172954).

1045026266 is a wasteful number, since it uses less digits than its factorization.

1045026266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886608.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1045026266 is about 32326.8660095593. The cubic root of 1045026266 is about 1014.7889637041.

The spelling of 1045026266 in words is "one billion, forty-five million, twenty-six thousand, two hundred sixty-six".