1145803480 has 16 divisors (see below), whose sum is σ = 2578057920. Its totient is φ = 458321376.

The previous prime is 1145803469. The next prime is 1145803481. The reversal of 1145803480 is 843085411.

It is a super-2 number, since 2×1145803480² = 2625731229560220800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145803481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14322504 + ... + 14322583.

It is an arithmetic number, because the mean of its divisors is an integer number (161128620).

Almost surely, 2^1145803480 is an apocalyptic number.

1145803480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145803480 is an abundant number, since it is smaller than the sum of its proper divisors (1432254440).

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

1145803480 is a wasteful number, since it uses less digits than its factorization.

1145803480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28645098 (or 28645094 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 1145803480 is about 33849.7190534870. The cubic root of 1145803480 is about 1046.4136085221.

Adding to 1145803480 its reverse (843085411), we get a palindrome (1988888891).

The spelling of 1145803480 in words is "one billion, one hundred forty-five million, eight hundred three thousand, four hundred eighty".