1043000011 has 16 divisors (see below), whose sum is σ = 1071016128. Its totient is φ = 1015459200.

The previous prime is 1043000009. The next prime is 1043000017. The reversal of 1043000011 is 1100003401.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1043000011 - 2¹ = 1043000009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043000017) 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, 3559581 + ... + 3559873.

It is an arithmetic number, because the mean of its divisors is an integer number (66938508).

Almost surely, 2^1043000011 is an apocalyptic number.

1043000011 is a deficient number, since it is larger than the sum of its proper divisors (28016117).

1043000011 is a wasteful number, since it uses less digits than its factorization.

1043000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1043000011 is about 32295.5106942126. The cubic root of 1043000011 is about 1014.1326638953.

Adding to 1043000011 its reverse (1100003401), we get a palindrome (2143003412).

The spelling of 1043000011 in words is "one billion, forty-three million, eleven", and thus it is an aban number and an uban number.