10043001013 has 4 divisors (see below), whose sum is σ = 10043403948. Its totient is φ = 10042598080.

The previous prime is 10043001011. The next prime is 10043001041. The reversal of 10043001013 is 31010034001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2909847249 + 7133153764 = 53943^2 + 84458^2 .

It is a cyclic number.

It is not a de Polignac number, because 10043001013 - 2¹ = 10043001011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10043000984 and 10043001002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10043001011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161428 + ... + 214813.

It is an arithmetic number, because the mean of its divisors is an integer number (2510850987).

Almost surely, 2^10043001013 is an apocalyptic number.

It is an amenable number.

10043001013 is a deficient number, since it is larger than the sum of its proper divisors (402935).

10043001013 is an equidigital number, since it uses as much as digits as its factorization.

10043001013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402934.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10043001013 its reverse (31010034001), we get a palindrome (41053035014).

The spelling of 10043001013 in words is "ten billion, forty-three million, one thousand, thirteen".