1145245166 has 16 divisors (see below), whose sum is σ = 1853114928. Its totient is φ = 527688000.

The previous prime is 1145245163. The next prime is 1145245217. The reversal of 1145245166 is 6615425411.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145245163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21020 + ... + 52271.

It is an arithmetic number, because the mean of its divisors is an integer number (115819683).

Almost surely, 2^1145245166 is an apocalyptic number.

1145245166 is a deficient number, since it is larger than the sum of its proper divisors (707869762).

1145245166 is a wasteful number, since it uses less digits than its factorization.

1145245166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73907.

The product of its digits is 28800, while the sum is 35.

The square root of 1145245166 is about 33841.4710968658. The cubic root of 1145245166 is about 1046.2436194285.

It can be divided in two parts, 1145245 and 166, that added together give a palindrome (1145411).

The spelling of 1145245166 in words is "one billion, one hundred forty-five million, two hundred forty-five thousand, one hundred sixty-six".