1145541160 has 32 divisors (see below), whose sum is σ = 2713125600. Its totient is φ = 434099520.

The previous prime is 1145541157. The next prime is 1145541169. The reversal of 1145541160 is 611455411.

It is not an unprimeable number, because it can be changed into a prime (1145541169) 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 7 ways as a sum of consecutive naturals, for example, 752886 + ... + 754405.

It is an arithmetic number, because the mean of its divisors is an integer number (84785175).

Almost surely, 2^1145541160 is an apocalyptic number.

1145541160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145541160 is an abundant number, since it is smaller than the sum of its proper divisors (1567584440).

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

1145541160 is a wasteful number, since it uses less digits than its factorization.

1145541160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507321 (or 1507317 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 1145541160 is about 33845.8440580228. The cubic root of 1145541160 is about 1046.3337471925. Note that the first 3 decimals are identical.

Adding to 1145541160 its reverse (611455411), we get a palindrome (1756996571).

The spelling of 1145541160 in words is "one billion, one hundred forty-five million, five hundred forty-one thousand, one hundred sixty".