1144490206 has 4 divisors (see below), whose sum is σ = 1716735312. Its totient is φ = 572245102.

The previous prime is 1144490161. The next prime is 1144490231. The reversal of 1144490206 is 6020944411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6020944411 = 101 ⋅59613311.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286122550 + ... + 286122553.

It is an arithmetic number, because the mean of its divisors is an integer number (429183828).

Almost surely, 2^1144490206 is an apocalyptic number.

1144490206 is a deficient number, since it is larger than the sum of its proper divisors (572245106).

1144490206 is an equidigital number, since it uses as much as digits as its factorization.

1144490206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572245105.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1144490206 is about 33830.3148965539. The cubic root of 1144490206 is about 1046.0136699136.

The spelling of 1144490206 in words is "one billion, one hundred forty-four million, four hundred ninety thousand, two hundred six".