1145680200 has 240 divisors, whose sum is σ = 4548012480. Its totient is φ = 261843840.

The previous prime is 1145680169. The next prime is 1145680229. The reversal of 1145680200 is 20865411.

1145680200 is a `hidden beast` number, since 1 + 1 + 456 + 8 + 0 + 200 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 59 ways as a sum of consecutive naturals, for example, 108349 + ... + 118451.

It is an arithmetic number, because the mean of its divisors is an integer number (18950052).

Almost surely, 2^1145680200 is an apocalyptic number.

1145680200 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 1145680200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2274006240).

1145680200 is an abundant number, since it is smaller than the sum of its proper divisors (3402332280).

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

1145680200 is a wasteful number, since it uses less digits than its factorization.

1145680200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10138 (or 10120 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 1145680200 is about 33847.8980145001. The cubic root of 1145680200 is about 1046.3760783817.

The spelling of 1145680200 in words is "one billion, one hundred forty-five million, six hundred eighty thousand, two hundred".