1145166000 has 160 divisors (see below), whose sum is σ = 4027885056. Its totient is φ = 277600000.

The previous prime is 1145165999. The next prime is 1145166017. The reversal of 1145166000 is 6615411.

It is a super-2 number, since 2×1145166000² = 2622810335112000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57325 + ... + 74675.

Almost surely, 2^1145166000 is an apocalyptic number.

1145166000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145166000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2013942528).

1145166000 is an abundant number, since it is smaller than the sum of its proper divisors (2882719056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145166000 is a wasteful number, since it uses less digits than its factorization.

1145166000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17388 (or 17372 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1145166000 is about 33840.3014170973. The cubic root of 1145166000 is about 1046.2195113937.

The spelling of 1145166000 in words is "one billion, one hundred forty-five million, one hundred sixty-six thousand".