1043001043 has 16 divisors (see below), whose sum is σ = 1212004800. Its totient is φ = 879120000.

The previous prime is 1043001031. The next prime is 1043001049. The reversal of 1043001043 is 3401003401.

It is a cyclic number.

It is not a de Polignac number, because 1043001043 - 2²¹ = 1040903891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043001049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100393 + ... + 110293.

It is an arithmetic number, because the mean of its divisors is an integer number (75750300).

Almost surely, 2^1043001043 is an apocalyptic number.

1043001043 is a deficient number, since it is larger than the sum of its proper divisors (169003757).

1043001043 is a wasteful number, since it uses less digits than its factorization.

1043001043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10158.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1043001043 is about 32295.5266716615. The cubic root of 1043001043 is about 1014.1329983742.

Adding to 1043001043 its reverse (3401003401), we get a palindrome (4444004444).

It can be divided in two parts, 104300 and 1043, that multiplied together give a square (108784900 = 10430²).

The spelling of 1043001043 in words is "one billion, forty-three million, one thousand, forty-three".