1043123041013 has 8 divisors (see below), whose sum is σ = 1044284099136. Its totient is φ = 1041962472000.

The previous prime is 1043123041003. The next prime is 1043123041019. The reversal of 1043123041013 is 3101403213401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1043123041013 - 2²² = 1043118846709 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 1043123041013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043123041019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4231358 + ... + 4471088.

It is an arithmetic number, because the mean of its divisors is an integer number (130535512392).

Almost surely, 2^{1043123041013} is an apocalyptic number.

It is an amenable number.

1043123041013 is a deficient number, since it is larger than the sum of its proper divisors (1161058123).

1043123041013 is a wasteful number, since it uses less digits than its factorization.

1043123041013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244555.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1043123041013 its reverse (3101403213401), we get a palindrome (4144526254414).

The spelling of 1043123041013 in words is "one trillion, forty-three billion, one hundred twenty-three million, forty-one thousand, thirteen".