1145733305 has 16 divisors (see below), whose sum is σ = 1460736720. Its totient is φ = 861057792.

The previous prime is 1145733301. The next prime is 1145733311. The reversal of 1145733305 is 5033375411.

It can be written as a sum of positive squares in 8 ways, for example, as 97851664 + 1047881641 = 9892^2 + 32371^2 .

It is not a de Polignac number, because 1145733305 - 2² = 1145733301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1145733301) 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 15 ways as a sum of consecutive naturals, for example, 101414 + ... + 112143.

It is an arithmetic number, because the mean of its divisors is an integer number (91296045).

Almost surely, 2^1145733305 is an apocalyptic number.

It is an amenable number.

1145733305 is a deficient number, since it is larger than the sum of its proper divisors (315003415).

1145733305 is a wasteful number, since it uses less digits than its factorization.

1145733305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213628.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 1145733305 is about 33848.6824706664. The cubic root of 1145733305 is about 1046.3922454712.

The spelling of 1145733305 in words is "one billion, one hundred forty-five million, seven hundred thirty-three thousand, three hundred five".