1144140011 has 16 divisors (see below), whose sum is σ = 1344215040. Its totient is φ = 953272800.

The previous prime is 1144139993. The next prime is 1144140047. The reversal of 1144140011 is 1100414411.

It is a cyclic number.

It is not a de Polignac number, because 1144140011 - 2⁶ = 1144139947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144140071) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 485486 + ... + 487836.

It is an arithmetic number, because the mean of its divisors is an integer number (84013440).

Almost surely, 2^1144140011 is an apocalyptic number.

1144140011 is a deficient number, since it is larger than the sum of its proper divisors (200075029).

1144140011 is a wasteful number, since it uses less digits than its factorization.

1144140011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4274.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1144140011 is about 33825.1387432483. The cubic root of 1144140011 is about 1045.9069714252.

Adding to 1144140011 its reverse (1100414411), we get a palindrome (2244554422).

The spelling of 1144140011 in words is "one billion, one hundred forty-four million, one hundred forty thousand, eleven".