1145543514 has 16 divisors (see below), whose sum is σ = 2304808128. Its totient is φ = 379560992.

The previous prime is 1145543513. The next prime is 1145543533. The reversal of 1145543514 is 4153455411.

It is not an unprimeable number, because it can be changed into a prime (1145543513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570627 + ... + 572630.

It is an arithmetic number, because the mean of its divisors is an integer number (144050508).

Almost surely, 2^1145543514 is an apocalyptic number.

1145543514 is an abundant number, since it is smaller than the sum of its proper divisors (1159264614).

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

1145543514 is a wasteful number, since it uses less digits than its factorization.

1145543514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143429.

The product of its digits is 24000, while the sum is 33.

The square root of 1145543514 is about 33845.8788333233. The cubic root of 1145543514 is about 1046.3344639041.

Adding to 1145543514 its reverse (4153455411), we get a palindrome (5298998925).

The spelling of 1145543514 in words is "one billion, one hundred forty-five million, five hundred forty-three thousand, five hundred fourteen".