1145355300 has 54 divisors (see below), whose sum is σ = 3590055378. Its totient is φ = 305427840.

The previous prime is 1145355287. The next prime is 1145355301. The reversal of 1145355300 is 35535411.

1145355300 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 355 + 300 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 45239076 + 1100116224 = 6726^2 + 33168^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145355301) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 635409 + ... + 637208.

It is an arithmetic number, because the mean of its divisors is an integer number (66482507).

Almost surely, 2^1145355300 is an apocalyptic number.

1145355300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145355300 is an abundant number, since it is smaller than the sum of its proper divisors (2444700078).

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

1145355300 is a wasteful number, since it uses less digits than its factorization.

1145355300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272637 (or 1272627 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 1145355300 is about 33843.0982624227. The cubic root of 1145355300 is about 1046.2771561491.

The spelling of 1145355300 in words is "one billion, one hundred forty-five million, three hundred fifty-five thousand, three hundred".