1145066276 has 24 divisors (see below), whose sum is σ = 2088124920. Its totient is φ = 548748032.

The previous prime is 1145066261. The next prime is 1145066287. The reversal of 1145066276 is 6726605411.

It can be written as a sum of positive squares in 4 ways, for example, as 50779876 + 1094286400 = 7126^2 + 33080^2 .

It is a super-2 number, since 2×1145066276² = 2622353552865016352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20135 + ... + 51918.

It is an arithmetic number, because the mean of its divisors is an integer number (87005205).

Almost surely, 2^1145066276 is an apocalyptic number.

It is an amenable number.

1145066276 is a deficient number, since it is larger than the sum of its proper divisors (943058644).

1145066276 is a wasteful number, since it uses less digits than its factorization.

1145066276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72223 (or 72221 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 1145066276 is about 33838.8279347852. The cubic root of 1145066276 is about 1046.1891413503.

The spelling of 1145066276 in words is "one billion, one hundred forty-five million, sixty-six thousand, two hundred seventy-six".