1012233043 has 4 divisors (see below), whose sum is σ = 1017030568. Its totient is φ = 1007435520.

The previous prime is 1012233011. The next prime is 1012233071. The reversal of 1012233043 is 3403322101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012233043 - 2⁵ = 1012233011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1012233043.

It is not an unprimeable number, because it can be changed into a prime (1012633043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2398446 + ... + 2398867.

It is an arithmetic number, because the mean of its divisors is an integer number (254257642).

Almost surely, 2^1012233043 is an apocalyptic number.

1012233043 is a deficient number, since it is larger than the sum of its proper divisors (4797525).

1012233043 is an equidigital number, since it uses as much as digits as its factorization.

1012233043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797524.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1012233043 is about 31815.6100522998. The cubic root of 1012233043 is about 1004.0611656069.

Adding to 1012233043 its reverse (3403322101), we get a palindrome (4415555144).

The spelling of 1012233043 in words is "one billion, twelve million, two hundred thirty-three thousand, forty-three".