1150001043 has 16 divisors (see below), whose sum is σ = 1540071936. Its totient is φ = 763308000.

The previous prime is 1150000993. The next prime is 1150001059. The reversal of 1150001043 is 3401000511.

1150001043 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1150001043 - 2⁹ = 1150000531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150001063) 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, 1051605 + ... + 1052697.

It is an arithmetic number, because the mean of its divisors is an integer number (96254496).

Almost surely, 2^1150001043 is an apocalyptic number.

1150001043 is a deficient number, since it is larger than the sum of its proper divisors (390070893).

1150001043 is a wasteful number, since it uses less digits than its factorization.

1150001043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1150001043 is about 33911.6652938189. The cubic root of 1150001043 is about 1047.6898699078.

Adding to 1150001043 its reverse (3401000511), we get a palindrome (4551001554).

The spelling of 1150001043 in words is "one billion, one hundred fifty million, one thousand, forty-three".