1144043043 has 32 divisors (see below), whose sum is σ = 1805836032. Its totient is φ = 635107200.

The previous prime is 1144042987. The next prime is 1144043077. The reversal of 1144043043 is 3403404411.

It is not a de Polignac number, because 1144043043 - 2⁶ = 1144042979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144043443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46021 + ... + 66377.

It is an arithmetic number, because the mean of its divisors is an integer number (56432376).

Almost surely, 2^1144043043 is an apocalyptic number.

1144043043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1144043043 is a deficient number, since it is larger than the sum of its proper divisors (661792989).

1144043043 is a wasteful number, since it uses less digits than its factorization.

1144043043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20515.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1144043043 is about 33823.7053410770. The cubic root of 1144043043 is about 1045.8774230682.

Adding to 1144043043 its reverse (3403404411), we get a palindrome (4547447454).

The spelling of 1144043043 in words is "one billion, one hundred forty-four million, forty-three thousand, forty-three".