1010000043 has 64 divisors (see below), whose sum is σ = 1705536000. Its totient is φ = 585595008.

The previous prime is 1010000029. The next prime is 1010000051. The reversal of 1010000043 is 3400000101.

1010000043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1010000043 - 2⁵ = 1010000011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1010000053) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1793680 + ... + 1794242.

It is an arithmetic number, because the mean of its divisors is an integer number (26649000).

Almost surely, 2^1010000043 is an apocalyptic number.

1010000043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1010000043 is a deficient number, since it is larger than the sum of its proper divisors (695535957).

1010000043 is a wasteful number, since it uses less digits than its factorization.

1010000043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873 (or 867 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1010000043 is about 31780.4978406569. The cubic root of 1010000043 is about 1003.3222977807.

Adding to 1010000043 its reverse (3400000101), we get a palindrome (4410000144).

The spelling of 1010000043 in words is "one billion, ten million, forty-three", and thus it is an aban number and an uban number.