1105664512 has 20 divisors (see below), whose sum is σ = 2209170546. Its totient is φ = 552832000.

The previous prime is 1105664503. The next prime is 1105664597. The reversal of 1105664512 is 2154665011.

It can be written as a sum of positive squares in only one way, i.e., 812022016 + 293642496 = 28496^2 + 17136^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1079239 + ... + 1080262.

Almost surely, 2^1105664512 is an apocalyptic number.

It is an amenable number.

1105664512 is a deficient number, since it is larger than the sum of its proper divisors (1103506034).

1105664512 is an frugal number, since it uses more digits than its factorization.

1105664512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159519 (or 2159503 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1105664512 is about 33251.5339796527. The cubic root of 1105664512 is about 1034.0490107925.

The spelling of 1105664512 in words is "one billion, one hundred five million, six hundred sixty-four thousand, five hundred twelve".