1144579850 has 24 divisors (see below), whose sum is σ = 2139743628. Its totient is φ = 455504000.

The previous prime is 1144579819. The next prime is 1144579871. The reversal of 1144579850 is 589754411.

It can be written as a sum of positive squares in 6 ways, for example, as 667550569 + 477029281 = 25837^2 + 21841^2 .

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 48251 + ... + 67950.

Almost surely, 2^1144579850 is an apocalyptic number.

1144579850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1144579850 is a deficient number, since it is larger than the sum of its proper divisors (995163778).

1144579850 is a wasteful number, since it uses less digits than its factorization.

1144579850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116410 (or 116405 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 44.

The square root of 1144579850 is about 33831.6397769898. The cubic root of 1144579850 is about 1046.0409794240.

The spelling of 1144579850 in words is "one billion, one hundred forty-four million, five hundred seventy-nine thousand, eight hundred fifty".