1144505982 has 16 divisors (see below), whose sum is σ = 2295931392. Its totient is φ = 380348760.

The previous prime is 1144505969. The next prime is 1144506031. The reversal of 1144505982 is 2895054411.

It is a self number, because there is not a number n which added to its sum of digits gives 1144505982.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286158 + ... + 290129.

It is an arithmetic number, because the mean of its divisors is an integer number (143495712).

Almost surely, 2^1144505982 is an apocalyptic number.

1144505982 is an abundant number, since it is smaller than the sum of its proper divisors (1151425410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144505982 is a wasteful number, since it uses less digits than its factorization.

1144505982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576623.

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 1144505982 is about 33830.5480594093. The cubic root of 1144505982 is about 1046.0184760814.

The spelling of 1144505982 in words is "one billion, one hundred forty-four million, five hundred five thousand, nine hundred eighty-two".