1045431305003 has 4 divisors (see below), whose sum is σ = 1046142000768. Its totient is φ = 1044720609240.

The previous prime is 1045431304987. The next prime is 1045431305077. The reversal of 1045431305003 is 3005031345401.

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

It is a cyclic number.

It is not a de Polignac number, because 1045431305003 - 2⁴ = 1045431304987 is a prime.

It is a super-2 number, since 2×1045431305003² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045436305003) 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, 355345676 + ... + 355348617.

It is an arithmetic number, because the mean of its divisors is an integer number (261535500192).

Almost surely, 2^{1045431305003} is an apocalyptic number.

1045431305003 is a deficient number, since it is larger than the sum of its proper divisors (710695765).

1045431305003 is an equidigital number, since it uses as much as digits as its factorization.

1045431305003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710695764.

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 1045431305003 in words is "one trillion, forty-five billion, four hundred thirty-one million, three hundred five thousand, three".