1043203423045 has 8 divisors (see below), whose sum is σ = 1430678980224. Its totient is φ = 715339490064.

The previous prime is 1043203423039. The next prime is 1043203423049. The reversal of 1043203423045 is 5403243023401.

It is a happy number.

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 1043203423045 - 2³ = 1043203423037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1043203422998 and 1043203423016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043203423049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14902906009 + ... + 14902906078.

It is an arithmetic number, because the mean of its divisors is an integer number (178834872528).

Almost surely, 2^{1043203423045} is an apocalyptic number.

It is an amenable number.

1043203423045 is a deficient number, since it is larger than the sum of its proper divisors (387475557179).

1043203423045 is an equidigital number, since it uses as much as digits as its factorization.

1043203423045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29805812099.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 1043203423045 its reverse (5403243023401), we get a palindrome (6446446446446).

The spelling of 1043203423045 in words is "one trillion, forty-three billion, two hundred three million, four hundred twenty-three thousand, forty-five".