1136206664 has 8 divisors (see below), whose sum is σ = 2130387510. Its totient is φ = 568103328.

The previous prime is 1136206649. The next prime is 1136206667. The reversal of 1136206664 is 4666026311.

It can be written as a sum of positive squares in only one way, i.e., 1002988900 + 133217764 = 31670^2 + 11542^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1136206667) 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 as a sum of consecutive naturals, namely, 71012909 + ... + 71012924.

Almost surely, 2^1136206664 is an apocalyptic number.

It is an amenable number.

1136206664 is a deficient number, since it is larger than the sum of its proper divisors (994180846).

1136206664 is a wasteful number, since it uses less digits than its factorization.

1136206664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142025839 (or 142025835 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 1136206664 is about 33707.6647663406. The cubic root of 1136206664 is about 1043.4839593310.

The spelling of 1136206664 in words is "one billion, one hundred thirty-six million, two hundred six thousand, six hundred sixty-four".