1144245466 has 32 divisors (see below), whose sum is σ = 2163990528. Its totient is φ = 441624960.

The previous prime is 1144245457. The next prime is 1144245467. The reversal of 1144245466 is 6645424411.

It is a happy number.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1144245467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69210 + ... + 84133.

It is an arithmetic number, because the mean of its divisors is an integer number (67624704).

Almost surely, 2^1144245466 is an apocalyptic number.

1144245466 is a deficient number, since it is larger than the sum of its proper divisors (1019745062).

1144245466 is a wasteful number, since it uses less digits than its factorization.

1144245466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153406.

The product of its digits is 92160, while the sum is 37.

The square root of 1144245466 is about 33826.6975331616. The cubic root of 1144245466 is about 1045.9391040693.

Adding to 1144245466 its reverse (6645424411), we get a palindrome (7789669877).

The spelling of 1144245466 in words is "one billion, one hundred forty-four million, two hundred forty-five thousand, four hundred sixty-six".