1145546066 has 16 divisors (see below), whose sum is σ = 1982149056. Its totient is φ = 486359376.

The previous prime is 1145546053. The next prime is 1145546089. The reversal of 1145546066 is 6606455411.

It is a happy number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 380861 + ... + 383856.

It is an arithmetic number, because the mean of its divisors is an integer number (123884316).

Almost surely, 2^1145546066 is an apocalyptic number.

1145546066 is a deficient number, since it is larger than the sum of its proper divisors (836602990).

1145546066 is a wasteful number, since it uses less digits than its factorization.

1145546066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764833.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 1145546066 is about 33845.9165336086. The cubic root of 1145546066 is about 1046.3352408988.

The spelling of 1145546066 in words is "one billion, one hundred forty-five million, five hundred forty-six thousand, sixty-six".