1115032043 has 16 divisors (see below), whose sum is σ = 1191818880. Its totient is φ = 1040143104.

The previous prime is 1115032033. The next prime is 1115032063. The reversal of 1115032043 is 3402305111.

It is a cyclic number.

It is not a de Polignac number, because 1115032043 - 2⁴ = 1115032027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115032013) 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, 555680 + ... + 557682.

It is an arithmetic number, because the mean of its divisors is an integer number (74488680).

Almost surely, 2^1115032043 is an apocalyptic number.

1115032043 is a deficient number, since it is larger than the sum of its proper divisors (76786837).

1115032043 is a wasteful number, since it uses less digits than its factorization.

1115032043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1115032043 is about 33392.0955167537. The cubic root of 1115032043 is about 1036.9610630656.

Adding to 1115032043 its reverse (3402305111), we get a palindrome (4517337154).

The spelling of 1115032043 in words is "one billion, one hundred fifteen million, thirty-two thousand, forty-three".