1144664105 has 16 divisors (see below), whose sum is σ = 1484904960. Its totient is φ = 842063808.

The previous prime is 1144664093. The next prime is 1144664149. The reversal of 1144664105 is 5014664411.

It is a cyclic number.

It is not a de Polignac number, because 1144664105 - 2⁴ = 1144664089 is a prime.

It is a Curzon number.

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 in 15 ways as a sum of consecutive naturals, for example, 16385 + ... + 50574.

It is an arithmetic number, because the mean of its divisors is an integer number (92806560).

Almost surely, 2^1144664105 is an apocalyptic number.

It is an amenable number.

1144664105 is a deficient number, since it is larger than the sum of its proper divisors (340240855).

1144664105 is a wasteful number, since it uses less digits than its factorization.

1144664105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67240.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 1144664105 is about 33832.8849641883. The cubic root of 1144664105 is about 1046.0666459077.

The spelling of 1144664105 in words is "one billion, one hundred forty-four million, six hundred sixty-four thousand, one hundred five".